{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-32955", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2025-04-14T21:47:11.451Z", "datePublished": "2025-04-21T20:45:58.105Z", "dateUpdated": "2025-04-22T02:19:09.748Z"}, "containers": {"cna": {"title": "Harden-Runner Evasion of 'disable-sudo' policy", "problemTypes": [{"descriptions": [{"cweId": "CWE-268", "lang": "en", "description": "CWE-268: Privilege Chaining", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-269", "lang": "en", "description": "CWE-269: Improper Privilege Management", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/step-security/harden-runner/security/advisories/GHSA-mxr3-8whj-j74r", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/step-security/harden-runner/security/advisories/GHSA-mxr3-8whj-j74r"}, {"name": "https://github.com/step-security/harden-runner/commit/0634a2670c59f64b4a01f0f96f84700a4088b9f0", "tags": ["x_refsource_MISC"], "url": "https://github.com/step-security/harden-runner/commit/0634a2670c59f64b4a01f0f96f84700a4088b9f0"}, {"name": "https://github.com/step-security/harden-runner/releases/tag/v2.12.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/step-security/harden-runner/releases/tag/v2.12.0"}], "affected": [{"vendor": "step-security", "product": "harden-runner", "versions": [{"version": ">= 0.12.0, < 2.12.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2025-04-21T20:45:58.105Z"}, "descriptions": [{"lang": "en", "value": "Harden-Runner is a CI/CD security agent that works like an EDR for GitHub Actions runners. Versions from 0.12.0 to before 2.12.0 are vulnerable to `disable-sudo` bypass. Harden-Runner includes a policy option `disable-sudo` to prevent the GitHub Actions runner user from using sudo. This is implemented by removing the runner user from the sudoers file. However, this control can be bypassed as the runner user, being part of the docker group, can interact with the Docker daemon to launch privileged containers or access the host filesystem. This allows the attacker to regain root access or restore the sudoers file, effectively bypassing the restriction. This issue has been patched in version 2.12.0."}], "source": {"advisory": "GHSA-mxr3-8whj-j74r", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-04-22T02:18:23.552404Z", "id": "CVE-2025-32955", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-04-22T02:19:09.748Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Harden-Runner is a CI/CD security agent that works like an EDR for GitHub Actions runners. Versions from 0.12.0 to before 2.12.0 are vulnerable to `disable-sudo` bypass. Harden-Runner includes a policy option `disable-sudo` to prevent the GitHub Actions runner user from using sudo. This is implemented by removing the runner user from the sudoers file. However, this control can be bypassed as the runner user, being part of the docker group, can interact with the Docker daemon to launch privileged containers or access the host filesystem. This allows the attacker to regain root access or restore the sudoers file, effectively bypassing the restriction. This issue has been patched in version 2.12.0."}, {"lang": "es", "value": "Harden-Runner es un agente de seguridad de CI/CD que funciona como un EDR para ejecutores de GitHub Actions. Las versiones desde la 0.12.0 hasta anteriores a la 2.12.0 son vulnerables a la omisi\u00f3n de `disable-sudo`. Harden-Runner incluye la opci\u00f3n de pol\u00edtica `disable-sudo` para impedir que el usuario ejecutor de GitHub Actions use sudo. Esto se implementa eliminando al usuario ejecutor del archivo `sudoers`. Sin embargo, este control puede omitirse, ya que el usuario ejecutor, al formar parte del grupo Docker, puede interactuar con el daemon de Docker para lanzar contenedores privilegiados o acceder al sistema de archivos del host. Esto permite al atacante recuperar el acceso root o restaurar el archivo `sudoers`, evadiendo as\u00ed la restricci\u00f3n. Este problema se ha corregido en la versi\u00f3n 2.12.0."}], "id": "CVE-2025-32955", "lastModified": "2025-04-23T14:08:13.383", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.0, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.8, "impactScore": 5.2, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2025-04-21T21:15:20.507", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/step-security/harden-runner/commit/0634a2670c59f64b4a01f0f96f84700a4088b9f0"}, {"source": "security-advisories@github.com", "url": "https://github.com/step-security/harden-runner/releases/tag/v2.12.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/step-security/harden-runner/security/advisories/GHSA-mxr3-8whj-j74r"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-268"}, {"lang": "en", "value": "CWE-269"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{"bugzilla": {"description": "Harden-Runner: Harden-Runner Evasion of 'disable-sudo' policy", "id": "2361532", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2361532"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H", "status": "draft"}, "cwe": "(CWE-268|CWE-269)", "details": ["Harden-Runner is a CI/CD security agent that works like an EDR for GitHub Actions runners. Versions from 0.12.0 to before 2.12.0 are vulnerable to `disable-sudo` bypass. Harden-Runner includes a policy option `disable-sudo` to prevent the GitHub Actions runner user from using sudo. This is implemented by removing the runner user from the sudoers file. However, this control can be bypassed as the runner user, being part of the docker group, can interact with the Docker daemon to launch privileged containers or access the host filesystem. This allows the attacker to regain root access or restore the sudoers file, effectively bypassing the restriction. This issue has been patched in version 2.12.0."], "mitigation": {"lang": "en:us", "value": "This vulnerability has been fixed in Harden-Runner version v2.12.0. \nUsers should migrate to the stronger disable-sudo-and-containers policy. \nThis setting:\n\u2022 Disables sudo access,\n\u2022 Removes access to dockerd and containerd sockets,\n\u2022 Uninstalls Docker from the runner entirely, preventing container-based privilege escalation paths."}, "name": "CVE-2025-32955", "package_state": [{"cpe": "cpe:/a:redhat:enterprise_linux_ai:1", "fix_state": "Fix deferred", "package_name": "rhelai1/pathservice-rhel9", "product_name": "Red Hat Enterprise Linux AI (RHEL AI)"}, {"cpe": "cpe:/a:redhat:enterprise_linux_ai:1", "fix_state": "Fix deferred", "package_name": "rhelai1/ui-rhel9", "product_name": "Red Hat Enterprise Linux AI (RHEL AI)"}, {"cpe": "cpe:/a:redhat:openshift_distributed_tracing:3", "fix_state": "Fix deferred", "package_name": "rhosdt/tempo-gateway-opa-rhel8", "product_name": "Red Hat OpenShift distributed tracing 3"}, {"cpe": "cpe:/a:redhat:openshift_distributed_tracing:3", "fix_state": "Fix deferred", "package_name": "rhosdt/tempo-gateway-rhel8", "product_name": "Red Hat OpenShift distributed tracing 3"}, {"cpe": "cpe:/a:redhat:openshift_distributed_tracing:3", "fix_state": "Fix deferred", "package_name": "rhosdt/tempo-jaeger-query-rhel8", "product_name": "Red Hat OpenShift distributed tracing 3"}, {"cpe": "cpe:/a:redhat:openshift_distributed_tracing:3", "fix_state": "Fix deferred", "package_name": "rhosdt/tempo-operator-bundle", "product_name": "Red Hat OpenShift distributed tracing 3"}, {"cpe": "cpe:/a:redhat:openshift_distributed_tracing:3", "fix_state": "Fix deferred", "package_name": "rhosdt/tempo-query-rhel8", "product_name": "Red Hat OpenShift distributed tracing 3"}, {"cpe": "cpe:/a:redhat:openshift_distributed_tracing:3", "fix_state": "Fix deferred", "package_name": "rhosdt/tempo-rhel8", "product_name": "Red Hat OpenShift distributed tracing 3"}, {"cpe": "cpe:/a:redhat:openshift_distributed_tracing:3", "fix_state": "Fix deferred", "package_name": "rhosdt/tempo-rhel8-operator", "product_name": "Red Hat OpenShift distributed tracing 3"}], "public_date": "2025-04-21T20:45:58Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-32955\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-32955\nhttps://github.com/step-security/harden-runner/commit/0634a2670c59f64b4a01f0f96f84700a4088b9f0\nhttps://github.com/step-security/harden-runner/releases/tag/v2.12.0\nhttps://github.com/step-security/harden-runner/security/advisories/GHSA-mxr3-8whj-j74r"], "threat_severity": "Moderate"}