CVE-2022-31214

{"id": "CVE-2022-31214", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2022-06-09T16:15:08.977", "references": [{"url": "https://firejail.wordpress.com/download-2/release-notes/", "tags": ["Release Notes", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.debian.org/debian-lts-announce/2022/06/msg00023.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6RZOTZ36RUSL6DOVHITY25ZYKWTG5HN3/", "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KUZZ5M6LIBYRKTKGROXC47TDC3FRTGJF/", "source": "cve@mitre.org"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SIBEBE3KFINMGJATBQQS7D2VQQ62ZVMF/", "source": "cve@mitre.org"}, {"url": "https://security.gentoo.org/glsa/202305-19", "source": "cve@mitre.org"}, {"url": "https://www.debian.org/security/2022/dsa-5167", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.openwall.com/lists/oss-security/2022/06/08/10", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-269"}]}], "descriptions": [{"lang": "en", "value": "A Privilege Context Switching issue was discovered in join.c in Firejail 0.9.68. By crafting a bogus Firejail container that is accepted by the Firejail setuid-root program as a join target, a local attacker can enter an environment in which the Linux user namespace is still the initial user namespace, the NO_NEW_PRIVS prctl is not activated, and the entered mount namespace is under the attacker's control. In this way, the filesystem layout can be adjusted to gain root privileges through execution of available setuid-root binaries such as su or sudo."}, {"lang": "es", "value": "Se ha detectado un problema de cambio de contexto de privilegios en el archivo join.c en Firejail versi\u00f3n 0.9.68. Al dise\u00f1ar un contenedor Firejail falso que es aceptado por el programa Firejail setuid-root como objetivo de join, un atacante local puede entrar en un entorno en el que el espacio de nombres de usuario de Linux sigue siendo el espacio de nombres de usuario inicial, el prctl NO_NEW_PRIVS no est\u00e1 activado, y el espacio de nombres de montaje introducido est\u00e1 bajo el control del atacante. De esta manera, la disposici\u00f3n del sistema de archivos puede ser ajustada para alcanzar privilegios de root mediante la ejecuci\u00f3n de binarios setuid-root disponibles como su o sudo"}], "lastModified": "2023-11-07T03:47:35.620", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:firejail_project:firejail:0.9.68:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "165AEC54-9476-481F-B649-94D26BD5E650"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "80E516C0-98A4-4ADE-B69F-66A772E2BAAA"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5C675112-476C-4D7C-BCB9-A2FB2D0BC9FD"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E30D0E6F-4AE8-4284-8716-991DFA48CC5D"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"}, {"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}