CVE-2020-14347

{"id": "CVE-2020-14347", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 2.1, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "secalert@redhat.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2020-08-05T14:15:12.560", "references": [{"url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00066.html", "tags": ["Broken Link"], "source": "secalert@redhat.com"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00075.html", "tags": ["Broken Link"], "source": "secalert@redhat.com"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14347", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/08/msg00057.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://lists.x.org/archives/xorg-announce/2020-July/003051.html", "tags": ["Mailing List", "Patch", "Vendor Advisory"], "source": "secalert@redhat.com"}, {"url": "https://security.gentoo.org/glsa/202012-01", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://usn.ubuntu.com/4488-1/", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://usn.ubuntu.com/4488-2/", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://www.debian.org/security/2020/dsa-4758", "tags": ["Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://www.openwall.com/lists/oss-security/2020/07/31/2", "tags": ["Mailing List", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00066.html", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00075.html", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14347", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2020/08/msg00057.html", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.x.org/archives/xorg-announce/2020-July/003051.html", "tags": ["Mailing List", "Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.gentoo.org/glsa/202012-01", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://usn.ubuntu.com/4488-1/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://usn.ubuntu.com/4488-2/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.debian.org/security/2020/dsa-4758", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.openwall.com/lists/oss-security/2020/07/31/2", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-665"}]}, {"type": "Secondary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-665"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could result in possible ASLR bypass. Xorg-server before version 1.20.9 is vulnerable."}, {"lang": "es", "value": "Se encontr\u00f3 un fallo en la manera en que la memoria de xserver no fue inicializada apropiadamente. Esto podr\u00eda filtrar partes de la memoria del servidor hacia cliente X. En los casos en que el servidor Xorg se ejecuta con privilegios elevados, esto podr\u00eda resultar en una posible omisi\u00f3n de ASLR. Xorg-server anterior a la versi\u00f3n 1.20.9 es vulnerable"}], "lastModified": "2025-08-29T13:42:30.557", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:x.org:x_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "47756C87-9501-44C0-8816-518FC22197CA", "versionEndExcluding": "1.20.9"}], "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:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*", "vulnerable": true, "matchCriteriaId": "815D70A8-47D3-459C-A32C-9FEACA0659D1"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*", "vulnerable": true, "matchCriteriaId": "7A5301BF-1402-4BE0-A0F8-69FBE79BC6D6"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D"}, {"criteria": "cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*", "vulnerable": true, "matchCriteriaId": "902B8056-9E37-443B-8905-8AA93E2447FB"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}