{ "id": "CVE-2015-8923", "sourceIdentifier": "cve@mitre.org", "published": "2016-09-20T14:15:09.680", "lastModified": "2018-01-05T02:30:24.353", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "The process_extra function in libarchive before 3.2.0 uses the size field and a signed number in an offset, which allows remote attackers to cause a denial of service (crash) via a crafted zip file." }, { "lang": "es", "value": "La funci\u00f3n process_extra en libarchive en versiones anteriores a 3.2.0 utiliza el campo de tama\u00f1o y un n\u00famero con signo en un desplazamiento, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (ca\u00edda) a trav\u00e9s de un archivo zip manipulado." } ], "metrics": { "cvssMetricV30": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM" }, "exploitabilityScore": 2.8, "impactScore": 3.6 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "accessVector": "NETWORK", "accessComplexity": "MEDIUM", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3 }, "baseSeverity": "MEDIUM", "exploitabilityScore": 8.6, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-20" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:*", "versionEndIncluding": "3.1.901a", "matchCriteriaId": "DC45D478-0BA2-4386-B1D2-E516D9AC28A9" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:novell:suse_linux_enterprise_desktop:12.0:sp1:*:*:*:*:*:*", "matchCriteriaId": "6359EF76-9371-4418-8694-B604CF02CF63" }, { "vulnerable": true, "criteria": "cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:sp1:*:*:*:*:*:*", "matchCriteriaId": "81D94366-47D6-445A-A811-39327B150FCD" }, { "vulnerable": true, "criteria": "cpe:2.3:o:novell:suse_linux_enterprise_software_development_kit:12.0:sp1:*:*:*:*:*:*", "matchCriteriaId": "F5A10CB2-3AB0-4ADB-A072-A2E18B1DC642" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B6B7CAD7-9D4E-4FDB-88E3-1E583210A01F" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*", "matchCriteriaId": "B5A6F2F3-4894-4392-8296-3B8DD2679084" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*", "matchCriteriaId": "E88A537F-F4D0-46B9-9E37-965233C2A355" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*", "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B" } ] } ] } ], "references": [ { "url": "http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00025.html", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://rhn.redhat.com/errata/RHSA-2016-1844.html", "source": "cve@mitre.org" }, { "url": "http://www.debian.org/security/2016/dsa-3657", "source": "cve@mitre.org" }, { "url": "http://www.openwall.com/lists/oss-security/2016/06/17/2", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.openwall.com/lists/oss-security/2016/06/17/5", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html", "source": "cve@mitre.org" }, { "url": "http://www.securityfocus.com/bid/91309", "source": "cve@mitre.org" }, { "url": "http://www.ubuntu.com/usn/USN-3033-1", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://blog.fuzzing-project.org/47-Many-invalid-memory-access-issues-in-libarchive.html", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://github.com/libarchive/libarchive/issues/514", "source": "cve@mitre.org" }, { "url": "https://security.gentoo.org/glsa/201701-03", "source": "cve@mitre.org" } ] }