{ "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-2026-20042", "tracking": { "current_release_date": "2026-04-03T08:22:08.648792Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2026-20042", "initial_release_date": "2026-04-01T17:40:13.114979Z", "revision_history": [ { "date": "2026-04-01T17:40:13.114979Z", "number": "1", "summary": "CVE created.| Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (39).| Products created (1).| References created (1).| CWES updated (1)." }, { "date": "2026-04-01T17:40:23.016833Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2026-04-01T18:11:38.469923Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| CVSS created.| References created (7)." }, { "date": "2026-04-01T18:11:41.003400Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2026-04-01T18:21:00.527174Z", "number": "5", "summary": "Source connected.| CVE status created. (valid)| Description created for source.| References created (1).| CWES updated (1)." }, { "date": "2026-04-01T18:21:05.147632Z", "number": "6", "summary": "NCSC Score updated." }, { "date": "2026-04-01T18:41:53.186425Z", "number": "7", "summary": "Unknown change." }, { "date": "2026-04-01T23:03:42.822136Z", "number": "8", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (1).| CWES updated (1)." }, { "date": "2026-04-01T23:03:45.501788Z", "number": "9", "summary": "NCSC Score updated." }, { "date": "2026-04-02T09:55:22.063088Z", "number": "10", "summary": "Source connected.| CVE status created. (valid)| Products connected (1).| References created (5)." }, { "date": "2026-04-02T09:55:24.514685Z", "number": "11", "summary": "NCSC Score updated." }, { "date": "2026-04-02T15:30:49.575307Z", "number": "12", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-04-02T15:31:00.011351Z", "number": "13", "summary": "NCSC Score updated." }, { "date": "2026-04-03T08:21:48.274245Z", "number": "14", "summary": "Source connected.| CVE status created. (valid)" } ], "status": "interim", "version": "14" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/1.1(0c)", "product": { "name": "vers:unknown/1.1(0c)", "product_id": "CSAFPID-1347366" } }, { "category": "product_version_range", "name": "vers:unknown/1.1(0d)", "product": { "name": "vers:unknown/1.1(0d)", "product_id": "CSAFPID-1347367" } }, { "category": "product_version_range", "name": "vers:unknown/1.1(2h)", "product": { "name": "vers:unknown/1.1(2h)", "product_id": "CSAFPID-1347368" } }, { "category": "product_version_range", "name": "vers:unknown/1.1(2i)", "product": { "name": "vers:unknown/1.1(2i)", "product_id": "CSAFPID-1347369" } }, { "category": "product_version_range", "name": "vers:unknown/1.1(3c)", "product": { "name": "vers:unknown/1.1(3c)", "product_id": "CSAFPID-1347370" } }, { "category": "product_version_range", "name": "vers:unknown/1.1(3d)", "product": { "name": "vers:unknown/1.1(3d)", "product_id": "CSAFPID-1347371" } }, { "category": "product_version_range", "name": "vers:unknown/1.1(3e)", "product": { "name": "vers:unknown/1.1(3e)", "product_id": "CSAFPID-1347372" } }, { "category": "product_version_range", "name": "vers:unknown/1.1(3f)", "product": { "name": "vers:unknown/1.1(3f)", "product_id": "CSAFPID-1347373" } }, { "category": "product_version_range", "name": "vers:unknown/2.0(1b)", "product": { "name": "vers:unknown/2.0(1b)", "product_id": "CSAFPID-1347374" } }, { "category": "product_version_range", "name": "vers:unknown/2.0(1d)", "product": { "name": "vers:unknown/2.0(1d)", "product_id": "CSAFPID-1347375" } }, { "category": "product_version_range", "name": "vers:unknown/2.0(2g)", "product": { "name": "vers:unknown/2.0(2g)", "product_id": "CSAFPID-1347376" } }, { "category": "product_version_range", "name": "vers:unknown/2.0(2h)", "product": { "name": "vers:unknown/2.0(2h)", "product_id": "CSAFPID-1347377" } }, { "category": "product_version_range", "name": "vers:unknown/2.1(1d)", "product": { "name": "vers:unknown/2.1(1d)", "product_id": "CSAFPID-1347378" } }, { "category": "product_version_range", "name": "vers:unknown/2.1(1e)", "product": { "name": "vers:unknown/2.1(1e)", "product_id": "CSAFPID-1347379" } }, { "category": "product_version_range", "name": "vers:unknown/2.1(2d)", "product": { "name": "vers:unknown/2.1(2d)", "product_id": "CSAFPID-1347380" } }, { "category": "product_version_range", "name": "vers:unknown/2.1(2f)", "product": { "name": "vers:unknown/2.1(2f)", "product_id": "CSAFPID-1347381" } }, { "category": "product_version_range", "name": "vers:unknown/2.2(1e)", "product": { "name": "vers:unknown/2.2(1e)", "product_id": "CSAFPID-1347382" } }, { "category": "product_version_range", "name": "vers:unknown/2.2(1h)", "product": { "name": "vers:unknown/2.2(1h)", "product_id": "CSAFPID-1347383" } }, { "category": "product_version_range", "name": "vers:unknown/2.2(2d)", "product": { "name": "vers:unknown/2.2(2d)", "product_id": "CSAFPID-1347384" } }, { "category": "product_version_range", "name": "vers:unknown/2.3(1c)", "product": { "name": "vers:unknown/2.3(1c)", "product_id": "CSAFPID-2728234" } }, { "category": "product_version_range", "name": "vers:unknown/2.3(2b)", "product": { "name": "vers:unknown/2.3(2b)", "product_id": "CSAFPID-2728235" } }, { "category": "product_version_range", "name": "vers:unknown/2.3(2c)", "product": { "name": "vers:unknown/2.3(2c)", "product_id": "CSAFPID-2728236" } }, { "category": "product_version_range", "name": "vers:unknown/2.3(2d)", "product": { "name": "vers:unknown/2.3(2d)", "product_id": "CSAFPID-2728237" } }, { "category": "product_version_range", "name": "vers:unknown/2.3(2e)", "product": { "name": "vers:unknown/2.3(2e)", "product_id": "CSAFPID-2728238" } }, { "category": "product_version_range", "name": "vers:unknown/3.0(1f)", "product": { "name": "vers:unknown/3.0(1f)", "product_id": "CSAFPID-2728239" } }, { "category": "product_version_range", "name": "vers:unknown/3.0(1i)", "product": { "name": "vers:unknown/3.0(1i)", "product_id": "CSAFPID-2728240" } }, { "category": "product_version_range", "name": "vers:unknown/3.1(1k)", "product": { "name": "vers:unknown/3.1(1k)", "product_id": "CSAFPID-2728241" } }, { "category": "product_version_range", "name": "vers:unknown/3.1(1l)", "product": { "name": "vers:unknown/3.1(1l)", "product_id": "CSAFPID-2728242" } }, { "category": "product_version_range", "name": "vers:unknown/3.1(1n)", "product": { "name": "vers:unknown/3.1(1n)", "product_id": "CSAFPID-3082322" } }, { "category": "product_version_range", "name": "vers:unknown/3.2(1e)", "product": { "name": "vers:unknown/3.2(1e)", "product_id": "CSAFPID-2728243" } }, { "category": "product_version_range", "name": "vers:unknown/3.2(1i)", "product": { "name": "vers:unknown/3.2(1i)", "product_id": "CSAFPID-2728244" } }, { "category": "product_version_range", "name": "vers:unknown/3.2(2f)", "product": { "name": "vers:unknown/3.2(2f)", "product_id": "CSAFPID-3082319" } }, { "category": "product_version_range", "name": "vers:unknown/3.2(2g)", "product": { "name": "vers:unknown/3.2(2g)", "product_id": "CSAFPID-3082320" } }, { "category": "product_version_range", "name": "vers:unknown/3.2(2m)", "product": { "name": "vers:unknown/3.2(2m)", "product_id": "CSAFPID-3082321" } }, { "category": "product_version_range", "name": "vers:unknown/3.3(1a)", "product": { "name": "vers:unknown/3.3(1a)", "product_id": "CSAFPID-2894595" } }, { "category": "product_version_range", "name": "vers:unknown/3.3(1b)", "product": { "name": "vers:unknown/3.3(1b)", "product_id": "CSAFPID-2894596" } }, { "category": "product_version_range", "name": "vers:unknown/3.3(2b)", "product": { "name": "vers:unknown/3.3(2b)", "product_id": "CSAFPID-2894597" } }, { "category": "product_version_range", "name": "vers:unknown/3.3(2g)", "product": { "name": "vers:unknown/3.3(2g)", "product_id": "CSAFPID-2894599" } }, { "category": "product_version_range", "name": "vers:unknown/4.0(1i)", "product": { "name": "vers:unknown/4.0(1i)", "product_id": "CSAFPID-2894598" } }, { "category": "product_version_range", "name": "vers:unknown/4.1(1g)", "product": { "name": "vers:unknown/4.1(1g)", "product_id": "CSAFPID-5980807" } } ], "category": "product_name", "name": "Cisco Nexus Dashboard" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/<4.2", "product": { "name": "vers:unknown/<4.2", "product_id": "CSAFPID-5983878" } } ], "category": "product_name", "name": "Nexus Dashboard" } ], "category": "vendor", "name": "Cisco" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-20042", "cwe": { "id": "CWE-295", "name": "Improper Certificate Validation" }, "notes": [ { "category": "description", "text": "A vulnerability in the configuration backup feature of Cisco Nexus Dashboard could allow an attacker who has the encryption password and access to Full or Config-only backup files to access sensitive information.\r\n\r\nThis vulnerability exists because authentication details are included in the encrypted backup files. An attacker with a valid backup file and encryption password from an affected device could decrypt the backup file. The attacker could then use the authentication details in the backup file to access internal-only APIs on the affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system as the root user.", "title": "cveprojectv5 - https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/20xxx/CVE-2026-20042.json" }, { "category": "description", "text": "A vulnerability in the configuration backup feature of Cisco Nexus Dashboard could allow an attacker who has the encryption password and access to Full or Config-only backup files to access sensitive information.This vulnerability exists because authentication details are included in ", "title": "cisco - https://sec.cloudapps.cisco.com/security/center/publicationService.x?limit=20" }, { "category": "description", "text": "A vulnerability in the configuration backup feature of Cisco Nexus Dashboard could allow an attacker who has the encryption password and access to Full or Config-only backup files to access sensitive information.\r\n\r\nThis vulnerability exists because authentication details are included in the encrypted backup files. An attacker with a valid backup file and encryption password from an affected device could decrypt the backup file. The attacker could then use the authentication details in the backup file to access internal-only APIs on the affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system as the root user.", "title": "nvd - https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-20042" }, { "category": "other", "text": "0.00022", "title": "EPSS" }, { "category": "other", "text": "6.1", "title": "NCSC Score" }, { "category": "other", "text": "There is cvss data available from source Cisco, Is related to a product by vendor Cisco, There is cwe data available from source Cisco, There is product data available from source Certbundde", "title": "NCSC Score top increasing factors" }, { "category": "other", "text": "There is cwe data available from source Nvd, Is related to (a version of) an uncommon product, The value of the most recent EPSS score", "title": "NCSC Score top decreasing factors" } ], "product_status": { "known_affected": [ "CSAFPID-1347366", "CSAFPID-1347367", "CSAFPID-1347368", "CSAFPID-1347369", "CSAFPID-1347370", "CSAFPID-1347371", "CSAFPID-1347372", "CSAFPID-1347373", "CSAFPID-1347374", "CSAFPID-1347375", "CSAFPID-1347376", "CSAFPID-1347377", "CSAFPID-1347378", "CSAFPID-1347379", "CSAFPID-1347380", "CSAFPID-1347381", "CSAFPID-1347382", "CSAFPID-1347383", "CSAFPID-1347384", "CSAFPID-2728234", "CSAFPID-2728235", "CSAFPID-2728236", "CSAFPID-2728237", "CSAFPID-2728238", "CSAFPID-2728239", "CSAFPID-2728240", "CSAFPID-2728241", "CSAFPID-2728242", "CSAFPID-2728243", "CSAFPID-2728244", "CSAFPID-2894595", "CSAFPID-2894596", "CSAFPID-2894597", "CSAFPID-2894598", "CSAFPID-2894599", "CSAFPID-3082319", "CSAFPID-3082320", "CSAFPID-3082321", "CSAFPID-3082322", "CSAFPID-5980807", "CSAFPID-5983878" ] }, "references": [ { "category": "external", "summary": "Source - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/20xxx/CVE-2026-20042.json" }, { "category": "external", "summary": "Source - cisco", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nd-cbid-5YqkOSHu/csaf/cisco-sa-nd-cbid-5YqkOSHu.json" }, { "category": "external", "summary": "Source - cisco", "url": "https://sec.cloudapps.cisco.com/security/center/publicationService.x?limit=20" }, { "category": "external", "summary": "Source - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-20042" }, { "category": "external", "summary": "Source - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0955.json" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - ncscclear", "url": "https://advisories.ncsc.nl/advisory?id=NCSC-2026-0105" }, { "category": "external", "summary": "Reference - certbundde; cisco; cveprojectv5; nvd", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nd-cbid-5YqkOSHu" }, { "category": "external", "summary": "Reference - cisco", "url": "https://sec.cloudapps.cisco.com/security/center/resources/security_vulnerability_policy.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-2026-0955.json" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0955" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ndi-afw-rJuRC5dZ" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nd-ssrf-NAen4O7r" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N", "baseScore": 6.5, "baseSeverity": "MEDIUM" }, "products": [ "CSAFPID-1347366", "CSAFPID-1347367", "CSAFPID-1347368", "CSAFPID-1347369", "CSAFPID-1347370", "CSAFPID-1347371", "CSAFPID-1347372", "CSAFPID-1347373", "CSAFPID-1347374", "CSAFPID-1347375", "CSAFPID-1347376", "CSAFPID-1347377", "CSAFPID-1347378", "CSAFPID-1347379", "CSAFPID-1347380", "CSAFPID-1347381", "CSAFPID-1347382", "CSAFPID-1347383", "CSAFPID-1347384", "CSAFPID-2728234", "CSAFPID-2728235", "CSAFPID-2728236", "CSAFPID-2728237", "CSAFPID-2728238", "CSAFPID-2728239", "CSAFPID-2728240", "CSAFPID-2728241", "CSAFPID-2728242", "CSAFPID-2728243", "CSAFPID-2728244", "CSAFPID-2894595", "CSAFPID-2894596", "CSAFPID-2894597", "CSAFPID-2894598", "CSAFPID-2894599", "CSAFPID-3082319", "CSAFPID-3082320", "CSAFPID-3082321", "CSAFPID-3082322", "CSAFPID-5980807", "CSAFPID-5983878" ] } ], "title": "CVE-2026-20042" } ] }