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This security flaw occurs because the handler for the ScreenSaverSetAttributes request may write to memory after it has been freed. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions."}, {"lang": "es", "value": "Se encontr\u00f3 una vulnerabilidad en X.Org. Este fallo de seguridad se produce porque el controlador de la solicitud ScreenSaverSetAttributes puede escribir en la memoria una vez liberada. Este problema puede provocar una elevaci\u00f3n de privilegios locales en sistemas donde el servidor X ejecuta c\u00f3digo privilegiado y remoto para sesiones de reenv\u00edo ssh X."}], "id": "CVE-2022-46343", "lastModified": "2024-11-21T07:30:25.490", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "[email protected]", "type": "Primary"}]}, "published": "2022-12-14T21:15:13.543", "references": [{"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2022-46343"}, {"source": "[email protected]", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2151758"}, {"source": "[email protected]", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5NELB7YDWRABYYBG4UPTHRBDTKJRV5M2/"}, {"source": "[email protected]", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DXDF2O5PPLE3SVAJJYUOSAD5QZ4TWQ2G/"}, {"source": "[email protected]", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z67QC4C3I2FI2WRFIUPEHKC36J362MLA/"}, {"source": "[email protected]", "url": "https://security.gentoo.org/glsa/202305-30"}, {"source": "[email protected]", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2022/dsa-5304"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://access.redhat.com/security/cve/CVE-2022-46343"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Issue Tracking", "Third Party Advisory"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2151758"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5NELB7YDWRABYYBG4UPTHRBDTKJRV5M2/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DXDF2O5PPLE3SVAJJYUOSAD5QZ4TWQ2G/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Z67QC4C3I2FI2WRFIUPEHKC36J362MLA/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security.gentoo.org/glsa/202305-30"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2022/dsa-5304"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "[email protected]", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2023:0045", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "tigervnc-0:1.8.0-23.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2023-01-09T00:00:00Z"}, {"advisory": "RHSA-2023:0046", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "xorg-x11-server-0:1.20.4-21.el7_9", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2023-01-09T00:00:00Z"}, {"advisory": "RHSA-2023:2805", "cpe": "cpe:/a:redhat:enterprise_linux:8", "impact": "moderate", "package": "xorg-x11-server-Xwayland-0:21.1.3-10.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-05-16T00:00:00Z"}, {"advisory": "RHSA-2023:2806", "cpe": "cpe:/a:redhat:enterprise_linux:8", "impact": "moderate", "package": "xorg-x11-server-0:1.20.11-15.el8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-05-16T00:00:00Z"}, {"advisory": "RHSA-2023:2830", "cpe": "cpe:/a:redhat:enterprise_linux:8", "impact": "moderate", "package": "tigervnc-0:1.12.0-15.el8_8", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2023-05-16T00:00:00Z"}, {"advisory": "RHSA-2023:2248", "cpe": "cpe:/a:redhat:enterprise_linux:9", "impact": "moderate", "package": "xorg-x11-server-0:1.20.11-17.el9", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-05-09T00:00:00Z"}, {"advisory": "RHSA-2023:2249", "cpe": "cpe:/a:redhat:enterprise_linux:9", "impact": "moderate", "package": "xorg-x11-server-Xwayland-0:21.1.3-7.el9", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-05-09T00:00:00Z"}, {"advisory": "RHSA-2023:2257", "cpe": "cpe:/a:redhat:enterprise_linux:9", "impact": "moderate", "package": "tigervnc-0:1.12.0-13.el9_2", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2023-05-09T00:00:00Z"}], "bugzilla": {"description": "xorg-x11-server: ScreenSaverSetAttributes use-after-free", "id": "2151758", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2151758"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.8", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["A vulnerability was found in X.Org. This security flaw occurs because the handler for the ScreenSaverSetAttributes request may write to memory after it has been freed. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.", "A vulnerability was found in X.Org. This issue occurs because the handler for the ScreenSaverSetAttributes request may write to memory after it has been freed. This flaw can lead to local privileges elevation on systems where the X server runs privileged and remote code execution for ssh X forwarding sessions."], "name": "CVE-2022-46343", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "tigervnc", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "xorg-x11-server", "product_name": "Red Hat Enterprise Linux 6"}], "public_date": "2022-12-14T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-46343\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-46343"], "statement": "Xorg server does not run with root privileges in Red Hat Enterprise Linux 8 and 9, therefore Red Hat Enterprise Linux 8 and 9 have been rated with a Moderate severity.", "threat_severity": "Important"}