{ "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-2026-33997", "tracking": { "current_release_date": "2026-04-03T17:26:26.208024Z", "generator": { "date": "2026-02-17T15:00:00Z", "engine": { "name": "V.E.L.M.A", "version": "1.7" } }, "id": "CVE-2026-33997", "initial_release_date": "2026-03-26T11:07:49.484186Z", "revision_history": [ { "date": "2026-03-26T11:07:49.484186Z", "number": "1", "summary": "CVE created.| Source connected.| CVE status created. (valid)| Products connected (1).| References created (7)." }, { "date": "2026-03-26T11:07:53.228582Z", "number": "2", "summary": "NCSC Score created." }, { "date": "2026-03-27T19:47:39.091672Z", "number": "3", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (3).| References created (4).| CWES updated (1)." }, { "date": "2026-03-27T19:47:42.456916Z", "number": "4", "summary": "NCSC Score updated." }, { "date": "2026-03-28T07:41:29.703081Z", "number": "5", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (5).| CWES updated (1)." }, { "date": "2026-03-28T07:41:32.268571Z", "number": "6", "summary": "NCSC Score updated." }, { "date": "2026-03-31T02:38:43.967386Z", "number": "7", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products created (1).| References created (2).| CWES updated (1)." }, { "date": "2026-03-31T02:38:47.036542Z", "number": "8", "summary": "NCSC Score updated." }, { "date": "2026-03-31T03:24:58.824012Z", "number": "9", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| References created (2).| CWES updated (1)." }, { "date": "2026-03-31T03:25:00.971552Z", "number": "10", "summary": "NCSC Score updated." }, { "date": "2026-03-31T07:35:09.111956Z", "number": "11", "summary": "NCSC Score updated." }, { "date": "2026-03-31T16:55:46.581960Z", "number": "12", "summary": "Source connected.| CVE status created. (valid)| EPSS created." }, { "date": "2026-03-31T16:55:48.167484Z", "number": "13", "summary": "NCSC Score updated." }, { "date": "2026-03-31T19:38:56.397554Z", "number": "14", "summary": "Unknown change." }, { "date": "2026-03-31T19:55:17.514410Z", "number": "15", "summary": "References created (1)." }, { "date": "2026-04-01T11:42:55.576866Z", "number": "16", "summary": "Products connected (1).| References created (1)." }, { "date": "2026-04-01T11:42:59.307173Z", "number": "17", "summary": "NCSC Score updated." }, { "date": "2026-04-01T12:39:54.122778Z", "number": "18", "summary": "Source created.| CVE status created. (valid)| Description created for source.| CVSS created.| Products connected (15).| Product Identifiers created (6).| References created (4).| CWES updated (1).| Vendor_assessment created." }, { "date": "2026-04-01T12:40:09.510156Z", "number": "19", "summary": "NCSC Score updated." }, { "date": "2026-04-03T17:25:42.617521Z", "number": "20", "summary": "Products connected (1).| Product Identifiers created (1)." }, { "date": "2026-04-03T17:25:50.354816Z", "number": "21", "summary": "NCSC Score updated." } ], "status": "interim", "version": "21" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-1441056", "product_identification_helper": { "cpe": "cpe:/a:redhat:multicluster_engine" } } } ], "category": "product_name", "name": "Multicluster Engine for Kubernetes" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-2552008", "product_identification_helper": { "cpe": "cpe:/a:redhat:multicluster_globalhub" } } } ], "category": "product_name", "name": "Multicluster Global Hub" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/2", "product": { "name": "vers:rpm/2", "product_id": "CSAFPID-1488100", "product_identification_helper": { "cpe": "cpe:/a:redhat:service_mesh:2" } } } ], "category": "product_name", "name": "OpenShift Service Mesh 2" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/2", "product": { "name": "vers:rpm/2", "product_id": "CSAFPID-1441080", "product_identification_helper": { "cpe": "cpe:/a:redhat:acm:2" } } } ], "category": "product_name", "name": "Red Hat Advanced Cluster Management for Kubernetes 2" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/4", "product": { "name": "vers:rpm/4", "product_id": "CSAFPID-1439328", "product_identification_helper": { "cpe": "cpe:/a:redhat:openshift:4" } } } ], "category": "product_name", "name": "Red Hat OpenShift Container Platform 4" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/4", "product": { "name": "vers:rpm/4", "product_id": "CSAFPID-1441162", "product_identification_helper": { "cpe": "cpe:/a:redhat:container_native_virtualization:4" } } } ], "category": "product_name", "name": "Red Hat OpenShift Virtualization 4" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-2914772" } } ], "category": "product_name", "name": "acm-grafana-rhel9" } ], "category": "product_family", "name": "Red Hat Advanced Cluster Management for Kubernetes 2" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-1441058" } } ], "category": "product_name", "name": "assisted-service-8-rhel8" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-1441059" } } ], "category": "product_name", "name": "assisted-service-9-rhel9" } ], "category": "product_family", "name": "Multicluster Engine for Kubernetes" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-2915029" } } ], "category": "product_name", "name": "hostpath-provisioner-operator-rhel9" } ], "category": "product_family", "name": "Red Hat OpenShift Virtualization 4" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-2914752" } } ], "category": "product_name", "name": "istio-rhel8-operator" } ], "category": "product_family", "name": "OpenShift Service Mesh 2" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-2914734" } } ], "category": "product_name", "name": "multicluster-globalhub-grafana-rhel9" } ], "category": "product_family", "name": "Multicluster Global Hub" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-1441112" } } ], "category": "product_name", "name": "ose-agent-installer-api-server-rhel8" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-2733645" } } ], "category": "product_name", "name": "ose-agent-installer-api-server-rhel9" }, { "branches": [ { "category": "product_version_range", "name": "vers:rpm/unknown", "product": { "name": "vers:rpm/unknown", "product_id": "CSAFPID-1441120" } } ], "category": "product_name", "name": "ose-console" } ], "category": "product_family", "name": "Red Hat OpenShift Container Platform 4" } ], "category": "vendor", "name": "Red Hat" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/unknown", "product": { "name": "vers:unknown/unknown", "product_id": "CSAFPID-1317176", "product_identification_helper": { "cpe": "cpe:/o:suse:opensuse:-" } } } ], "category": "product_name", "name": "SUSE openSUSE" } ], "category": "vendor", "name": "SUSE" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/=0", "product": { "name": "vers:unknown/>=0", "product_id": "CSAFPID-5944312" } } ], "category": "product_name", "name": "docker" } ], "category": "vendor", "name": "moby" }, { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/<29.3.1", "product": { "name": "vers:unknown/<29.3.1", "product_id": "CSAFPID-5966413", "product_identification_helper": { "cpe": "cpe:2.3:a:mobyproject:moby:*:*:*:*:*:*:*:*" } } }, { "category": "product_version_range", "name": "vers:unknown/>=0", "product": { "name": "vers:unknown/>=0", "product_id": "CSAFPID-5944314" } }, { "category": "product_version_range", "name": "vers:unknown/>=0|<2.0.0-beta.8", "product": { "name": "vers:unknown/>=0|<2.0.0-beta.8", "product_id": "CSAFPID-5944313" } } ], "category": "product_name", "name": "moby" } ], "category": "vendor", "name": "Moby" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-33997", "cwe": { "id": "CWE-193", "name": "Off-by-one Error" }, "notes": [ { "category": "description", "text": "## Summary\n\nA security vulnerability has been detected that allows [plugins](https://docs.docker.com/engine/extend/legacy_plugins/) privilege validation to be bypassed during `docker plugin install`. Due to an error in the daemon's privilege comparison logic, the daemon may incorrectly accept a privilege set that differs from the one approved by the user.\n\nPlugins that request exactly one privilege are also affected, because no comparison is performed at all.\n\n## Impact\n\n**If plugins are not in use, there is no impact.**\n\nWhen a plugin is installed, the daemon computes the privileges required by the plugin's configuration and compares them with the privileges approved during installation. A malicious plugin can exploit this bug so that the daemon accepts privileges that differ from what was intended to be approved.\n\nAnyone who depends on the plugin installation approval flow as a meaningful security boundary is potentially impacted.\n\nDepending on the privilege set involved, this may include highly sensitive plugin permissions such as broad device access.\n\n**For consideration: exploitation still requires a plugin to be installed from a malicious source, and Docker plugins are relatively uncommon. Docker Desktop also does not support plugins.**\n\n## Workarounds\n\nIf unable to update immediately:\n- Do not install plugins from untrusted sources\n- Carefully review all privileges requested during `docker plugin install`\n- Restrict access to the Docker daemon to trusted parties, following the principle of least privilege\n- Avoid relying on plugin privilege approval as the only control boundary for sensitive environments\n\n## Credits\n\n- Reported by Cody (c@wormhole.guru, PGP 0x9FA5B73E)", "title": "osv - https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/Go%2FGHSA-pxq6-2prw-chj9.json?alt=media" }, { "category": "description", "text": "## Summary\n\nA security vulnerability has been detected that allows [plugins](https://docs.docker.com/engine/extend/legacy_plugins/) privilege validation to be bypassed during `docker plugin install`. Due to an error in the daemon's privilege comparison logic, the daemon may incorrectly accept a privilege set that differs from the one approved by the user.\n\nPlugins that request exactly one privilege are also affected, because no comparison is performed at all.\n\n## Impact\n\n**If plugins are not in use, there is no impact.**\n\nWhen a plugin is installed, the daemon computes the privileges required by the plugin's configuration and compares them with the privileges approved during installation. A malicious plugin can exploit this bug so that the daemon accepts privileges that differ from what was intended to be approved.\n\nAnyone who depends on the plugin installation approval flow as a meaningful security boundary is potentially impacted.\n\nDepending on the privilege set involved, this may include highly sensitive plugin permissions such as broad device access.\n\n**For consideration: exploitation still requires a plugin to be installed from a malicious source, and Docker plugins are relatively uncommon. Docker Desktop also does not support plugins.**\n\n## Workarounds\n\nIf unable to update immediately:\n- Do not install plugins from untrusted sources\n- Carefully review all privileges requested during `docker plugin install`\n- Restrict access to the Docker daemon to trusted parties, following the principle of least privilege\n- Avoid relying on plugin privilege approval as the only control boundary for sensitive environments\n\n## Credits\n\n- Reported by Cody (c@wormhole.guru, PGP 0x9FA5B73E)", "title": "github - https://api.github.com/advisories/GHSA-pxq6-2prw-chj9" }, { "category": "description", "text": "Moby is an open source container framework. Prior to version 29.3.1, a security vulnerability has been detected that allows plugins privilege validation to be bypassed during docker plugin install. Due to an error in the daemon's privilege comparison logic, the daemon may incorrectly accept a privilege set that differs from the one approved by the user. Plugins that request exactly one privilege are also affected, because no comparison is performed at all. This issue has been patched in version 29.3.1.", "title": "cveprojectv5 - https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/33xxx/CVE-2026-33997.json" }, { "category": "description", "text": "Moby is an open source container framework. Prior to version 29.3.1, a security vulnerability has been detected that allows plugins privilege validation to be bypassed during docker plugin install. Due to an error in the daemon's privilege comparison logic, the daemon may incorrectly accept a privilege set that differs from the one approved by the user. Plugins that request exactly one privilege are also affected, because no comparison is performed at all. This issue has been patched in version 29.3.1.", "title": "nvd - https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-33997" }, { "category": "description", "text": "Moby is an open source container framework. Prior to version 29.3.1, a security vulnerability has been detected that allows plugins privilege validation to be bypassed during docker plugin install. Due to an error in the daemon's privilege comparison logic, the daemon may incorrectly accept a privilege set that differs from the one approved by the user. Plugins that request exactly one privilege are also affected, because no comparison is performed at all. This issue has been patched in version 29.3.1.\nA flaw was found in Moby, an open-source container framework. This vulnerability allows for a privilege validation bypass during `docker plugin install`. Due to an error in the daemon's privilege comparison logic, the system may incorrectly accept a plugin's requested privileges that differ from those approved by the user. This could lead to unauthorized privilege escalation for installed plugins.", "title": "redhat - https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-33997.json" }, { "category": "other", "text": "0.00011", "title": "EPSS" }, { "category": "other", "text": "4.8", "title": "NCSC Score" }, { "category": "other", "text": "There is product data available from source Certbundde", "title": "NCSC Score top increasing factors" }, { "category": "details", "text": "Severity: 3\n", "title": "Vendor assessment" } ], "product_status": { "known_affected": [ "CSAFPID-5916262", "CSAFPID-5944312", "CSAFPID-5944313", "CSAFPID-5944314", "CSAFPID-5966413", "CSAFPID-1317176", "CSAFPID-1439328", "CSAFPID-1441056", "CSAFPID-1441058", "CSAFPID-1441059", "CSAFPID-1441080", "CSAFPID-1441112", "CSAFPID-1441120", "CSAFPID-1441162", "CSAFPID-2552008", "CSAFPID-2733645", "CSAFPID-2914734", "CSAFPID-2914772", "CSAFPID-2915029" ], "known_not_affected": [ "CSAFPID-1488100", "CSAFPID-2914752" ] }, "references": [ { "category": "external", "summary": "Source - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0873.json" }, { "category": "external", "summary": "Source - osv", "url": "https://www.googleapis.com/download/storage/v1/b/osv-vulnerabilities/o/Go%2FGHSA-pxq6-2prw-chj9.json?alt=media" }, { "category": "external", "summary": "Source - github", "url": "https://api.github.com/advisories/GHSA-pxq6-2prw-chj9" }, { "category": "external", "summary": "Source - cveprojectv5", "url": "https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/33xxx/CVE-2026-33997.json" }, { "category": "external", "summary": "Source - nvd", "url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-33997" }, { "category": "external", "summary": "Source - first", "url": "https://api.first.org/data/v1/epss?limit=10000&offset=0" }, { "category": "external", "summary": "Source - redhat", "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-33997.json" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0873.json" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0873" }, { "category": "external", "summary": "Reference - certbundde; cveprojectv5; github; nvd; osv; redhat", "url": "https://github.com/moby/moby/releases/tag/docker-v29.3.1" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://github.com/moby/moby/security/advisories/GHSA-x744-4wpc-v9h2" }, { "category": "external", "summary": "Reference - certbundde; cveprojectv5; github; nvd; osv; redhat", "url": "https://github.com/moby/moby/security/advisories/GHSA-pxq6-2prw-chj9" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://github.com/moby/buildkit/security/advisories/GHSA-4vrq-3vrq-g6gg" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://github.com/moby/buildkit/security/advisories/GHSA-4c29-8rgm-jvjj" }, { "category": "external", "summary": "Reference - github; osv", "url": "https://github.com/moby/moby/commit/f4d6f25bf0c3fa12d4968320a45685947756a22a" }, { "category": "external", "summary": "Reference - github; osv", "url": "https://docs.docker.com/engine/extend/legacy_plugins" }, { "category": "external", "summary": "Reference - github", "url": "https://github.com/advisories/GHSA-pxq6-2prw-chj9" }, { "category": "external", "summary": "Reference - github; redhat", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-33997" }, { "category": "external", "summary": "Reference - certbundde", "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/ALAYFKV47ZMD6AVIDBCU45FBNRL6UECT/" }, { "category": "external", "summary": "Reference - redhat", "url": "https://www.cve.org/CVERecord?id=CVE-2026-33997" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H", "baseScore": 8.4, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1317176", "CSAFPID-1439328", "CSAFPID-1441056", "CSAFPID-1441058", "CSAFPID-1441059", "CSAFPID-1441080", "CSAFPID-1441112", "CSAFPID-1441120", "CSAFPID-1441162", "CSAFPID-2552008", "CSAFPID-2733645", "CSAFPID-2914734", "CSAFPID-2914772", "CSAFPID-2915029", "CSAFPID-5916262", "CSAFPID-5944312", "CSAFPID-5944313", "CSAFPID-5944314", "CSAFPID-5966413" ] } ], "title": "CVE-2026-33997" } ] }