CVE-2021-3472

{"id": "CVE-2021-3472", "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": "2021-04-26T15:15:07.857", "references": [{"url": "http://www.openwall.com/lists/oss-security/2021/04/13/1", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1944167", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://gitlab.freedesktop.org/xorg/xserver/-/commit/7aaf54a1884f71dc363f0b884e57bcb67407a6cd", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lists.debian.org/debian-lts-announce/2021/04/msg00013.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MDF7TAJE7NPZPNVOXSD5HBIFLNPUOD2V/", "source": "secalert@redhat.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MO6S5OPXUDYBSRSVWVLFLJ6AFERG4HNY/", "source": "secalert@redhat.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N63KL3T22HNFT4FJ7VMVF6U5Q4RFJIQF/", "source": "secalert@redhat.com"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PEXPCLMVU25AUZTUXC4MYBGPKOAIM5TW/", "source": "secalert@redhat.com"}, {"url": "https://lists.x.org/archives/xorg-announce/2021-April/003080.html", "tags": ["Mailing List", "Patch", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://seclists.org/oss-sec/2021/q2/20", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://security.gentoo.org/glsa/202104-02", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://www.debian.org/security/2021/dsa-4893", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://www.tenable.com/plugins/nessus/148701", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-463/", "tags": ["Third Party Advisory", "VDB Entry"], "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-191"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in xorg-x11-server in versions before 1.20.11. An integer underflow can occur in xserver which can lead to a local privilege escalation. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability."}, {"lang": "es", "value": "Se encontr\u00f3 un fallo en xorg-x11-server en versiones anteriores a 1.20.11. Se puede producir un subdesbordamiento de enteros en xserver que puede conllevar a una escalada de privilegios local. La mayor amenaza de esta vulnerabilidad es la confidencialidad e integridad de los datos, as\u00ed como la disponibilidad del sistema"}], "lastModified": "2023-11-07T03:38:01.840", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F1002D17-1E44-4CEE-BBD5-CA24A140C87F", "versionEndExcluding": "1.20.11"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194"}, {"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835"}], "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"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A"}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}