{ "id": "CVE-2018-18751", "sourceIdentifier": "cve@mitre.org", "published": "2018-10-29T12:29:09.617", "lastModified": "2020-09-08T18:15:11.103", "vulnStatus": "Modified", "descriptions": [ { "lang": "en", "value": "An issue was discovered in GNU gettext 0.19.8. There is a double free in default_add_message in read-catalog.c, related to an invalid free in po_gram_parse in po-gram-gen.y, as demonstrated by lt-msgfmt." }, { "lang": "es", "value": "Se ha descubierto un problema en GNU gettext 0.19.8. Hay una doble liberaci\u00f3n (double free) en default_add_message en read-catalog.c, relacionado con una liberaci\u00f3n no v\u00e1lida en po_gram_parse en po-gram-gen.y, tal y como queda demostrado con lt-msgfmt." } ], "metrics": { "cvssMetricV30": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "3.0", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL" }, "exploitabilityScore": 3.9, "impactScore": 5.9 } ], "cvssMetricV2": [ { "source": "nvd@nist.gov", "type": "Primary", "cvssData": { "version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "availabilityImpact": "PARTIAL", "baseScore": 7.5 }, "baseSeverity": "HIGH", "exploitabilityScore": 10.0, "impactScore": 6.4, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false } ] }, "weaknesses": [ { "source": "nvd@nist.gov", "type": "Primary", "description": [ { "lang": "en", "value": "CWE-415" } ] } ], "configurations": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:a:gnu:gettext:0.19.8:*:*:*:*:*:*:*", "matchCriteriaId": "E4366A87-3E78-45DA-9071-F4D3D37DF7CF" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*", "matchCriteriaId": "8D305F7A-D159-4716-AB26-5E38BB5CD991" }, { "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:16.04:*:*:*:lts:*:*:*", "matchCriteriaId": "F7016A2A-8365-4F1A-89A2-7A19F2BCAE5B" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D" }, { "vulnerable": true, "criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*", "matchCriteriaId": "07C312A0-CD2C-4B9C-B064-6409B25C278F" } ] } ] }, { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A" } ] } ] } ], "references": [ { "url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00061.html", "source": "cve@mitre.org" }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00065.html", "source": "cve@mitre.org" }, { "url": "http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00025.html", "source": "cve@mitre.org" }, { "url": "https://access.redhat.com/errata/RHSA-2019:3643", "source": "cve@mitre.org" }, { "url": "https://github.com/CCCCCrash/POCs/tree/master/Bin/Tools-gettext-0.19.8.1/doublefree", "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ] }, { "url": "https://github.com/CCCCCrash/POCs/tree/master/Bin/Tools-gettext-0.19.8.1/heapcorruption", "source": "cve@mitre.org", "tags": [ "Exploit", "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/3815-1/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] }, { "url": "https://usn.ubuntu.com/3815-2/", "source": "cve@mitre.org", "tags": [ "Third Party Advisory" ] } ] }