{ "document": { "category": "csaf_base", "csaf_version": "2.0", "distribution": { "tlp": { "label": "WHITE" } }, "lang": "en", "notes": [ { "category": "legal_disclaimer", "text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this portal to enhance access to its information and vulnerabilities. The use of this information is subject to the following terms and conditions:\n\nThe vulnerabilities disclosed in this portal are gathered by NCSC-NL from a variety of open sources, which the user can retrieve from other platforms. NCSC-NL makes every reasonable effort to ensure that the content of this portal is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or real-time keeping up-to-date. NCSC-NL does not control nor guarantee the accuracy, relevance, timeliness or completeness of information obtained from these external sources. The vulnerabilities disclosed in this portal are intended solely for the convenience of professional parties to take appropriate measures to manage the risks posed to the cybersecurity. No rights can be derived from the information provided therein.\n\nNCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of the vulnerabilities disclosed in this portal. This includes damage resulting from the inaccuracy of incompleteness of the information contained in it.\nThe information on this page is subject to Dutch law. All disputes related to or arising from the use of this portal regarding the disclosure of vulnerabilities will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings." } ], "publisher": { "category": "coordinator", "contact_details": "cert@ncsc.nl", "name": "National Cyber Security Centre", "namespace": "https://www.ncsc.nl/" }, "title": "CVE-2026-20010", "tracking": { "current_release_date": "2026-03-22T23:38:53.324637Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2026-20010", "initial_release_date": "2026-02-25T16:19:46.638218Z", "revision_history": [ { "date": "2026-02-25T16:19:46.638218Z", "number": "1", "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| References created (1).| CWES updated (1)." }, { "date": "2026-02-25T16:19:49.102119Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2026-02-25T18:09:35.357347Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| CVSS created.| Products connected (40).| Product Remediations created (38).| References created (23)." }, { "date": "2026-02-25T18:09:41.158078Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2026-02-25T18:12:28.138672Z", "number": "5", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (51).| References created (1).| CWES updated (1)." }, { "date": "2026-02-25T18:12:35.151202Z", "number": "6", "summary": "NCSC Score updated." }, { "date": "2026-02-25T18:29:06.189577Z", "number": "7", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (1).| CWES updated (1)." }, { "date": "2026-02-25T18:29:08.920455Z", "number": "8", "summary": "NCSC Score updated." }, { "date": "2026-02-25T19:46:23.555710Z", "number": "9", "summary": "Unknown change." }, { "date": "2026-02-26T02:41:36.453573Z", "number": "10", "summary": "Source connected.| CVE status created. (valid)" }, { "date": "2026-02-26T10:05:45.406579Z", "number": "11", "summary": "Source created.| CVE status created. (valid)| Products created (1).| Product Identifiers created (1).| References created (3)." }, { "date": "2026-02-26T10:05:51.191564Z", "number": "12", "summary": "NCSC Score updated." }, { "date": "2026-02-26T14:15:06.937211Z", "number": "13", "summary": "Source created.| CVE status created. (valid)| EPSS created." }, { "date": "2026-02-26T14:15:10.203028Z", "number": "14", "summary": "NCSC Score updated." }, { "date": "2026-03-20T10:08:45.544189Z", "number": "15", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-20T10:08:48.264275Z", "number": "16", "summary": "NCSC Score updated." } ], "status": "interim", "version": "16" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:cisco/10.3(1)", "product": { "name": "vers:cisco/10.3(1)", "product_id": "CSAFPID-1430466" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(2)", "product": { "name": "vers:cisco/10.3(2)", "product_id": "CSAFPID-1430473" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(3)", "product": { "name": "vers:cisco/10.3(3)", "product_id": "CSAFPID-1430478" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(3o)", "product": { "name": "vers:cisco/10.3(3o)", "product_id": "CSAFPID-1430489" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(3p)", "product": { "name": "vers:cisco/10.3(3p)", "product_id": "CSAFPID-1430492" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(3q)", "product": { "name": "vers:cisco/10.3(3q)", "product_id": "CSAFPID-1430495" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(3r)", "product": { "name": "vers:cisco/10.3(3r)", "product_id": "CSAFPID-1430506" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(3w)", "product": { "name": "vers:cisco/10.3(3w)", "product_id": "CSAFPID-1430487" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(3x)", "product": { "name": "vers:cisco/10.3(3x)", "product_id": "CSAFPID-1430501" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(4)", "product": { "name": "vers:cisco/10.3(4)", "product_id": "CSAFPID-1430493" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(4a)", "product": { "name": "vers:cisco/10.3(4a)", "product_id": "CSAFPID-1430491" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(4g)", "product": { "name": "vers:cisco/10.3(4g)", "product_id": "CSAFPID-1430504" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(4h)", "product": { "name": "vers:cisco/10.3(4h)", "product_id": "CSAFPID-1430510" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(99w)", "product": { "name": "vers:cisco/10.3(99w)", "product_id": "CSAFPID-1430482" } }, { "category": "product_version_range", "name": "vers:cisco/10.3(99x)", "product": { "name": "vers:cisco/10.3(99x)", "product_id": "CSAFPID-1430488" } }, { "category": "product_version_range", "name": "vers:cisco/10.4(1)", "product": { "name": "vers:cisco/10.4(1)", "product_id": "CSAFPID-1430486" } }, { "category": "product_version_range", "name": "vers:cisco/10.4(2)", "product": { "name": "vers:cisco/10.4(2)", "product_id": "CSAFPID-1430496" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(1)", "product": { "name": "vers:unknown/10.3(1)", "product_id": "CSAFPID-1385018" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(2)", "product": { "name": "vers:unknown/10.3(2)", "product_id": "CSAFPID-1385021" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(3)", "product": { "name": "vers:unknown/10.3(3)", "product_id": "CSAFPID-1385024" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(3o)", "product": { "name": "vers:unknown/10.3(3o)", "product_id": "CSAFPID-1385038" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(3p)", "product": { "name": "vers:unknown/10.3(3p)", "product_id": "CSAFPID-1385041" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(3q)", "product": { "name": "vers:unknown/10.3(3q)", "product_id": "CSAFPID-1385045" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(3r)", "product": { "name": "vers:unknown/10.3(3r)", "product_id": "CSAFPID-1385055" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(3w)", "product": { "name": "vers:unknown/10.3(3w)", "product_id": "CSAFPID-1385036" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(3x)", "product": { "name": "vers:unknown/10.3(3x)", "product_id": "CSAFPID-1385051" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(4)", "product": { "name": "vers:unknown/10.3(4)", "product_id": "CSAFPID-1385040" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(4a)", "product": { "name": "vers:unknown/10.3(4a)", "product_id": "CSAFPID-1385042" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(4g)", "product": { "name": "vers:unknown/10.3(4g)", "product_id": "CSAFPID-1385052" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(4h)", "product": { "name": "vers:unknown/10.3(4h)", "product_id": "CSAFPID-1385059" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(99w)", "product": { "name": "vers:unknown/10.3(99w)", "product_id": "CSAFPID-1385034" } }, { "category": "product_version_range", "name": "vers:unknown/10.3(99x)", "product": { "name": "vers:unknown/10.3(99x)", "product_id": "CSAFPID-1385037" } }, { "category": "product_version_range", "name": "vers:unknown/10.4(1)", "product": { "name": "vers:unknown/10.4(1)", "product_id": "CSAFPID-1385032" } }, { "category": "product_version_range", "name": "vers:unknown/10.4(2)", "product": { "name": "vers:unknown/10.4(2)", "product_id": "CSAFPID-1385044" } } ], "category": "product_name", "name": "Cisco NX-OS Software" }, { "branches": [ { "category": "product_version_range", "name": "vers:cisco/16.0(2h)", "product": { "name": "vers:cisco/16.0(2h)", "product_id": "CSAFPID-1430611" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(2j)", "product": { "name": "vers:cisco/16.0(2j)", "product_id": "CSAFPID-1430615" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(3d)", "product": { "name": "vers:cisco/16.0(3d)", "product_id": "CSAFPID-1430617" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(3e)", "product": { "name": "vers:cisco/16.0(3e)", "product_id": "CSAFPID-1430619" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(3g)", "product": { "name": "vers:cisco/16.0(3g)", "product_id": "CSAFPID-1430628" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(4c)", "product": { "name": "vers:cisco/16.0(4c)", "product_id": "CSAFPID-1430623" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(5h)", "product": { "name": "vers:cisco/16.0(5h)", "product_id": "CSAFPID-1430625" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(5j)", "product": { "name": "vers:cisco/16.0(5j)", "product_id": "CSAFPID-1430629" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(6c)", "product": { "name": "vers:cisco/16.0(6c)", "product_id": "CSAFPID-1430631" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(6h)", "product": { "name": "vers:cisco/16.0(6h)", "product_id": "CSAFPID-3082619" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(7e)", "product": { "name": "vers:cisco/16.0(7e)", "product_id": "CSAFPID-1430633" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(8e)", "product": { "name": "vers:cisco/16.0(8e)", "product_id": "CSAFPID-1430635" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(8f)", "product": { "name": "vers:cisco/16.0(8f)", "product_id": "CSAFPID-3082612" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(8h)", "product": { "name": "vers:cisco/16.0(8h)", "product_id": "CSAFPID-3082620" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(9c)", "product": { "name": "vers:cisco/16.0(9c)", "product_id": "CSAFPID-3082616" } }, { "category": "product_version_range", "name": "vers:cisco/16.0(9d)", "product": { "name": "vers:cisco/16.0(9d)", "product_id": "CSAFPID-3082618" } }, { "category": "product_version_range", "name": "vers:cisco/16.1(1f)", "product": { "name": "vers:cisco/16.1(1f)", "product_id": "CSAFPID-1430632" } }, { "category": "product_version_range", "name": "vers:cisco/16.1(2f)", "product": { "name": "vers:cisco/16.1(2f)", "product_id": "CSAFPID-3082613" } }, { "category": "product_version_range", "name": "vers:cisco/16.1(2g)", "product": { "name": "vers:cisco/16.1(2g)", "product_id": "CSAFPID-3082614" } }, { "category": "product_version_range", "name": "vers:cisco/16.1(3f)", "product": { "name": "vers:cisco/16.1(3f)", "product_id": "CSAFPID-3082617" } }, { "category": "product_version_range", "name": "vers:cisco/16.1(3g)", "product": { "name": "vers:cisco/16.1(3g)", "product_id": "CSAFPID-3082621" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(2h)", "product": { "name": "vers:unknown/16.0(2h)", "product_id": "CSAFPID-1385160" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(2j)", "product": { "name": "vers:unknown/16.0(2j)", "product_id": "CSAFPID-1385163" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(3d)", "product": { "name": "vers:unknown/16.0(3d)", "product_id": "CSAFPID-1385165" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(3e)", "product": { "name": "vers:unknown/16.0(3e)", "product_id": "CSAFPID-1385166" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(3g)", "product": { "name": "vers:unknown/16.0(3g)", "product_id": "CSAFPID-1385176" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(4c)", "product": { "name": "vers:unknown/16.0(4c)", "product_id": "CSAFPID-1385171" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(5h)", "product": { "name": "vers:unknown/16.0(5h)", "product_id": "CSAFPID-1385174" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(5j)", "product": { "name": "vers:unknown/16.0(5j)", "product_id": "CSAFPID-1385177" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(6c)", "product": { "name": "vers:unknown/16.0(6c)", "product_id": "CSAFPID-1385179" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(6h)", "product": { "name": "vers:unknown/16.0(6h)", "product_id": "CSAFPID-3082508" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(7e)", "product": { "name": "vers:unknown/16.0(7e)", "product_id": "CSAFPID-1385182" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(8e)", "product": { "name": "vers:unknown/16.0(8e)", "product_id": "CSAFPID-1385183" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(8f)", "product": { "name": "vers:unknown/16.0(8f)", "product_id": "CSAFPID-3082501" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(8h)", "product": { "name": "vers:unknown/16.0(8h)", "product_id": "CSAFPID-3082509" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(9c)", "product": { "name": "vers:unknown/16.0(9c)", "product_id": "CSAFPID-3082505" } }, { "category": "product_version_range", "name": "vers:unknown/16.0(9d)", "product": { "name": "vers:unknown/16.0(9d)", "product_id": "CSAFPID-3082507" } }, { "category": "product_version_range", "name": "vers:unknown/16.1(1f)", "product": { "name": "vers:unknown/16.1(1f)", "product_id": "CSAFPID-1385181" } }, { "category": "product_version_range", "name": "vers:unknown/16.1(2f)", "product": { "name": "vers:unknown/16.1(2f)", "product_id": "CSAFPID-3082502" } }, { "category": "product_version_range", "name": "vers:unknown/16.1(2g)", "product": { "name": "vers:unknown/16.1(2g)", "product_id": "CSAFPID-3082503" } }, { "category": "product_version_range", "name": "vers:unknown/16.1(3f)", "product": { "name": "vers:unknown/16.1(3f)", "product_id": "CSAFPID-3082506" } }, { "category": "product_version_range", "name": "vers:unknown/16.1(3g)", "product": { "name": "vers:unknown/16.1(3g)", "product_id": "CSAFPID-3082510" } } ], "category": "product_name", "name": "Cisco NX-OS System Software in ACI Mode" }, { "branches": [ { "category": "product_version_range", "name": "vers:cisco/unknown", "product": { "name": "vers:cisco/unknown", "product_id": "CSAFPID-1430324" } } ], "category": "product_name", "name": "Cisco Nexus 3000 Series Switches" }, { "branches": [ { "category": "product_version_range", "name": "vers:cisco/unknown", "product": { "name": "vers:cisco/unknown", "product_id": "CSAFPID-1430399" } } ], "category": "product_name", "name": "Cisco Nexus 9000 Series Switches" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/4.3(4b)", "product": { "name": "vers:unknown/4.3(4b)", "product_id": "CSAFPID-2894601" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(4c)", "product": { "name": "vers:unknown/4.3(4c)", "product_id": "CSAFPID-3082323" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(4d)", "product": { "name": "vers:unknown/4.3(4d)", "product_id": "CSAFPID-3082324" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(4e)", "product": { "name": "vers:unknown/4.3(4e)", "product_id": "CSAFPID-3082326" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(4f)", "product": { "name": "vers:unknown/4.3(4f)", "product_id": "CSAFPID-3082327" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(5a)", "product": { "name": "vers:unknown/4.3(5a)", "product_id": "CSAFPID-3082325" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(5c)", "product": { "name": "vers:unknown/4.3(5c)", "product_id": "CSAFPID-3082329" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(5d)", "product": { "name": "vers:unknown/4.3(5d)", "product_id": "CSAFPID-3082331" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(5e)", "product": { "name": "vers:unknown/4.3(5e)", "product_id": "CSAFPID-3082332" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(6a)", "product": { "name": "vers:unknown/4.3(6a)", "product_id": "CSAFPID-3082485" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(6b)", "product": { "name": "vers:unknown/4.3(6b)", "product_id": "CSAFPID-3082486" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(6c)", "product": { "name": "vers:unknown/4.3(6c)", "product_id": "CSAFPID-5704571" } }, { "category": "product_version_range", "name": "vers:unknown/4.3(6d)", "product": { "name": "vers:unknown/4.3(6d)", "product_id": "CSAFPID-5704575" } } ], "category": "product_name", "name": "Cisco Unified Computing System (Managed)" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/link layer discovery protocol", "product": { "name": "vers:unknown/link layer discovery protocol", "product_id": "CSAFPID-5726656", "product_identification_helper": { "cpe": "cpe:/o:cisco:nx-os:link_layer_discovery_protocol" } } } ], "category": "product_name", "name": "NX-OS" } ], "category": "vendor", "name": "Cisco" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-20010", "cwe": { "id": "CWE-805", "name": "Buffer Access with Incorrect Length Value" }, "notes": [ { "category": "description", "text": "A vulnerability in the Link Layer Discovery Protocol (LLDP) feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the LLDP process to restart, which could cause an affected device to reload unexpectedly.This vulnerability is due to improper ", "title": "cisco - https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-n3kn9k_aci_lldp_dos-NdgRrrA3" }, { "category": "description", "text": "A vulnerability in the Link Layer Discovery Protocol (LLDP) feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the LLDP process to restart, which could cause an affected device to reload unexpectedly.\r\n\r\nThis vulnerability is due to improper handling of specific fields in an LLDP frame. An attacker could exploit this vulnerability by sending a crafted LLDP packet to an interface of an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.\r\nNote: LLDP is a Layer 2 link protocol. To exploit this vulnerability, an attacker would need to be directly connected to an interface of an affected device, either physically or logically (for example, through a Layer 2 Tunnel configured to transport the LLDP protocol).", "title": "cveprojectv5 - https://www.cve.org/CVERecord?id=CVE-2026-20010" }, { "category": "description", "text": "A vulnerability in the Link Layer Discovery Protocol (LLDP) feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the LLDP process to restart, which could cause an affected device to reload unexpectedly.\r\n\r\nThis vulnerability is due to improper handling of specific fields in an LLDP frame. An attacker could exploit this vulnerability by sending a crafted LLDP packet to an interface of an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.\r\nNote: LLDP is a Layer 2 link protocol. To exploit this vulnerability, an attacker would need to be directly connected to an interface of an affected device, either physically or logically (for example, through a Layer 2 Tunnel configured to transport the LLDP protocol).", "title": "nvd - https://nvd.nist.gov/vuln/detail/CVE-2026-20010" }, { "category": "other", "text": "0.00017", "title": "EPSS" }, { "category": "other", "text": "5.7", "title": "NCSC Score" }, { "category": "other", "text": "There is product data available from source Certbundde, VENDOR FIX as product remediation category, Is related to a product by vendor Cisco, Is related to an uncommon product source", "title": "NCSC Score top increasing factors" }, { "category": "other", "text": "The CVSS vector string contains AV:N (Attack Vector: Network), There is cwe data available from source Nvd", "title": "NCSC Score top decreasing factors" } ], "product_status": { "known_affected": [ "CSAFPID-1430324", "CSAFPID-1430399", "CSAFPID-1430466", "CSAFPID-1430473", "CSAFPID-1430478", "CSAFPID-1430482", "CSAFPID-1430486", "CSAFPID-1430487", "CSAFPID-1430488", "CSAFPID-1430489", "CSAFPID-1430491", "CSAFPID-1430492", "CSAFPID-1430493", "CSAFPID-1430495", "CSAFPID-1430496", "CSAFPID-1430501", "CSAFPID-1430504", "CSAFPID-1430506", "CSAFPID-1430510", "CSAFPID-1430611", "CSAFPID-1430615", "CSAFPID-1430617", "CSAFPID-1430619", "CSAFPID-1430623", "CSAFPID-1430625", "CSAFPID-1430628", "CSAFPID-1430629", "CSAFPID-1430631", "CSAFPID-1430632", "CSAFPID-1430633", "CSAFPID-1430635", "CSAFPID-3082612", "CSAFPID-3082613", "CSAFPID-3082614", "CSAFPID-3082616", "CSAFPID-3082617", "CSAFPID-3082618", "CSAFPID-3082619", "CSAFPID-3082620", "CSAFPID-3082621", "CSAFPID-1385018", "CSAFPID-1385021", "CSAFPID-1385024", "CSAFPID-1385032", "CSAFPID-1385034", "CSAFPID-1385036", "CSAFPID-1385037", "CSAFPID-1385038", "CSAFPID-1385040", "CSAFPID-1385041", "CSAFPID-1385042", "CSAFPID-1385044", "CSAFPID-1385045", "CSAFPID-1385051", "CSAFPID-1385052", "CSAFPID-1385055", "CSAFPID-1385059", "CSAFPID-1385160", "CSAFPID-1385163", "CSAFPID-1385165", "CSAFPID-1385166", "CSAFPID-1385171", "CSAFPID-1385174", "CSAFPID-1385176", "CSAFPID-1385177", "CSAFPID-1385179", "CSAFPID-1385181", "CSAFPID-1385182", "CSAFPID-1385183", "CSAFPID-2894601", "CSAFPID-3082323", "CSAFPID-3082324", "CSAFPID-3082325", "CSAFPID-3082326", "CSAFPID-3082327", "CSAFPID-3082329", "CSAFPID-3082331", "CSAFPID-3082332", "CSAFPID-3082485", "CSAFPID-3082486", "CSAFPID-3082501", "CSAFPID-3082502", "CSAFPID-3082503", "CSAFPID-3082505", "CSAFPID-3082506", "CSAFPID-3082507", "CSAFPID-3082508", "CSAFPID-3082509", "CSAFPID-3082510", "CSAFPID-5704571", "CSAFPID-5704575", "CSAFPID-5726656" ] }, "references": [ { "category": "external", "summary": "Source - cisco", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-n3kn9k_aci_lldp_dos-NdgRrrA3" }, { "category": "external", "summary": "Source raw - cisco", "url": "https://sec.cloudapps.cisco.com/security/center/publicationService.x?limit=20" }, { "category": "external", "summary": "Source - cisco", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-n3kn9k_aci_lldp_dos-NdgRrrA3/csaf/cisco-sa-n3kn9k_aci_lldp_dos-NdgRrrA3.json" }, { "category": "external", "summary": "Source - cveprojectv5", "url": "https://www.cve.org/CVERecord?id=CVE-2026-20010" }, { "category": "external", "summary": "Source raw - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/20xxx/CVE-2026-20010.json" }, { "category": "external", "summary": "Source - nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-20010" }, { "category": "external", "summary": "Source raw - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-20010" }, { "category": "external", "summary": "Source - hkcert", "url": "https://www.hkcert.org/security-bulletin/cisco-products-multiple-vulnerabilities_20260226" }, { "category": "external", "summary": "Source - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0521.json" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-20010" }, { "category": "external", "summary": "Source raw - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Reference - certbundde; cisco; cveprojectv5; nvd", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-n3kn9k_aci_lldp_dos-NdgRrrA3" }, { "category": "external", "summary": "Reference - cisco", "url": "https://sec.cloudapps.cisco.com/security/center/viewErp.x?alertId=ERP-75740" }, { "category": "external", "summary": "Reference - cisco", "url": "https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html" }, { "category": "external", "summary": "Reference - cisco", "url": "https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwi75282" }, { "category": "external", "summary": "Reference - cisco", "url": "https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwq33193" }, { "category": "external", "summary": "Reference - cisco", "url": "https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwq60777" }, { "category": "external", "summary": "Reference - cisco", "url": "https://www.cisco.com/c/en/us/td/docs/dcn/aci/apic/6x/aci-fundamentals/cisco-aci-fundamentals-60x/provisioning-60x.html#concept_0F4DAC4EB5344665BE50B19F6B04FB02" }, { "category": "external", "summary": "Reference - cisco", "url": "https://www.cisco.com/c/en/us/td/docs/unified_computing/ucs/ucs-manager/GUI-User-Guides/Network-Mgmt/4-3/b_UCSM_Network_Mgmt_Guide_4_3/b_UCSM_Network_Mgmt_Guide_chapter_01010.html#d20481e10246a1635" }, { "category": "external", "summary": "Reference - cisco", "url": "https://sec.cloudapps.cisco.com/security/center/softwarechecker.x" }, { "category": "external", "summary": "Reference - cisco", "url": "https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#asr" }, { "category": "external", "summary": "Reference - cisco", "url": "https://www.cisco.com/c/en/us/td/docs/switches/datacenter/mds9000/sw/b_MDS_NX-OS_Recommended_Releases.html" }, { "category": "external", "summary": "Reference - cisco", "url": "http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus3000/sw/recommended_release/b_Minimum_and_Recommended_Cisco_NX-OS_Releases_for_Cisco_Nexus_3000_Series_Switches.html" }, { "category": "external", "summary": "Reference - cisco", "url": "http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus5500/sw/release/recommended_releases/n5500_recommended_nx-os_releases.html" }, { "category": "external", "summary": "Reference - cisco", "url": "https://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus5600/sw/release/recommended_releases/n5600_recommended_nx-os_releases.html" }, { "category": "external", "summary": "Reference - cisco", "url": "http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus6000/sw/release/recommended_releases/recommended_nx-os_releases.html" }, { "category": "external", "summary": "Reference - cisco", "url": "http://www.cisco.com/c/en/us/td/docs/switches/datacenter/sw/nx-os/recommended_releases/recommended_nx-os_releases.html" }, { "category": "external", "summary": "Reference - cisco", "url": "http://www.cisco.com/c/en/us/td/docs/switches/datacenter/nexus9000/sw/recommended_release/b_Minimum_and_Recommended_Cisco_NX-OS_Releases_for_Cisco_Nexus_9000_Series_Switches.html" }, { "category": "external", "summary": "Reference - cisco", "url": "https://www.cisco.com/c/en/us/td/docs/switches/datacenter/aci/apic/sw/recommended-release/b_Recommended_Cisco_ACI_Releases.html" }, { "category": "external", "summary": "Reference - cisco", "url": "http://www.cisco.com/web/about/security/psirt/security_vulnerability_policy.html" }, { "category": "external", "summary": "Reference - cisco", "url": "https://www.cisco.com/c/en/us/support/index.html" }, { "category": "external", "summary": "Reference - cisco", "url": "https://www.cisco.com/c/en/us/support/web/tsd-cisco-worldwide-contacts.html" }, { "category": "external", "summary": "Reference - cisco", "url": "https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.html#fixes" }, { "category": "external", "summary": "Reference - cisco", "url": "https://www.cisco.com/go/psirt" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0521.json" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0521" } ], "remediations": [ { "category": "vendor_fix", "details": "Cisco has released software updates that address this vulnerability.", "product_ids": [ "CSAFPID-1430466", "CSAFPID-1430473", "CSAFPID-1430478", "CSAFPID-1430482", "CSAFPID-1430486", "CSAFPID-1430487", "CSAFPID-1430488", "CSAFPID-1430489", "CSAFPID-1430491", "CSAFPID-1430492", "CSAFPID-1430493", "CSAFPID-1430495", "CSAFPID-1430496", "CSAFPID-1430501", "CSAFPID-1430504", "CSAFPID-1430506", "CSAFPID-1430510", "CSAFPID-1430611", "CSAFPID-1430615", "CSAFPID-1430617", "CSAFPID-1430619", "CSAFPID-1430623", "CSAFPID-1430625", "CSAFPID-1430628", "CSAFPID-1430629", "CSAFPID-1430631", "CSAFPID-1430632", "CSAFPID-1430633", "CSAFPID-1430635", "CSAFPID-3082612", "CSAFPID-3082613", "CSAFPID-3082614", "CSAFPID-3082616", "CSAFPID-3082617", "CSAFPID-3082618", "CSAFPID-3082619", "CSAFPID-3082620", "CSAFPID-3082621" ], "url": "https://software.cisco.com/" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H", "baseScore": 7.4, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1385018", "CSAFPID-1385021", "CSAFPID-1385024", "CSAFPID-1385032", "CSAFPID-1385034", "CSAFPID-1385036", "CSAFPID-1385037", "CSAFPID-1385038", "CSAFPID-1385040", "CSAFPID-1385041", "CSAFPID-1385042", "CSAFPID-1385044", "CSAFPID-1385045", "CSAFPID-1385051", "CSAFPID-1385052", "CSAFPID-1385055", "CSAFPID-1385059", "CSAFPID-1385160", "CSAFPID-1385163", "CSAFPID-1385165", "CSAFPID-1385166", "CSAFPID-1385171", "CSAFPID-1385174", "CSAFPID-1385176", "CSAFPID-1385177", "CSAFPID-1385179", "CSAFPID-1385181", "CSAFPID-1385182", "CSAFPID-1385183", "CSAFPID-1430324", "CSAFPID-1430399", "CSAFPID-1430466", "CSAFPID-1430473", "CSAFPID-1430478", "CSAFPID-1430482", "CSAFPID-1430486", "CSAFPID-1430487", "CSAFPID-1430488", "CSAFPID-1430489", "CSAFPID-1430491", "CSAFPID-1430492", "CSAFPID-1430493", "CSAFPID-1430495", "CSAFPID-1430496", "CSAFPID-1430501", "CSAFPID-1430504", "CSAFPID-1430506", "CSAFPID-1430510", "CSAFPID-1430611", "CSAFPID-1430615", "CSAFPID-1430617", "CSAFPID-1430619", "CSAFPID-1430623", "CSAFPID-1430625", "CSAFPID-1430628", "CSAFPID-1430629", "CSAFPID-1430631", "CSAFPID-1430632", "CSAFPID-1430633", "CSAFPID-1430635", "CSAFPID-2894601", "CSAFPID-3082323", "CSAFPID-3082324", "CSAFPID-3082325", "CSAFPID-3082326", "CSAFPID-3082327", "CSAFPID-3082329", "CSAFPID-3082331", "CSAFPID-3082332", "CSAFPID-3082485", "CSAFPID-3082486", "CSAFPID-3082501", "CSAFPID-3082502", "CSAFPID-3082503", "CSAFPID-3082505", "CSAFPID-3082506", "CSAFPID-3082507", "CSAFPID-3082508", "CSAFPID-3082509", "CSAFPID-3082510", "CSAFPID-3082612", "CSAFPID-3082613", "CSAFPID-3082614", "CSAFPID-3082616", "CSAFPID-3082617", "CSAFPID-3082618", "CSAFPID-3082619", "CSAFPID-3082620", "CSAFPID-3082621", "CSAFPID-5704571", "CSAFPID-5704575", "CSAFPID-5726656" ] } ], "title": "CVE-2026-20010" } ] }