{"id":"CVE-2022-26307","state":"PUBLISHED","title":"Weak Master Keys","description":"LibreOffice supports the storage of passwords for web connections in the user’s configuration database. The stored passwords are encrypted with a single master key provided by the user. A flaw in LibreOffice existed where master key was poorly encoded resulting in weakening its entropy from 128 to 43 bits making the stored passwords vulerable to a brute force attack if an attacker has access to the users stored config. This issue affects: The Document Foundation LibreOffice 7.2 versions prior to 7.2.7; 7.3 versions prior to 7.3.3.","publishedAt":"2022-07-25T00:00:00.000Z","updatedAt":"2024-08-03T05:03:31.842Z","severity":null,"assigner":"Document Fdn.","products":["The Document Foundation LibreOffice"],"affected":[{"vendor":"The Document Foundation","product":"LibreOffice","versions":[{"version":"7.2","status":"affected","lessThan":"7.2.7","versionType":"custom"},{"version":"7.3","status":"affected","lessThan":"7.3.3","versionType":"custom"}]}],"references":["https://www.libreoffice.org/about-us/security/advisories/cve-2022-26307","http://www.openwall.com/lists/oss-security/2022/08/13/2","https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html"],"weaknesses":["CWE-326"],"ingestedAt":"2026-10-29T19:49:49.689Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/26xxx/CVE-2022-26307.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-26307","state":"PUBLISHED","datePublished":"2022-07-25T00:00:00.000Z","dateUpdated":"2024-08-03T05:03:31.842Z","assignerShortName":"Document Fdn.","assignerOrgId":"4fe7d05b-1353-44cc-8b7a-1e416936dff2","dateReserved":"2022-02-28T00:00:00.000Z"},"containers":{"cna":{"title":"Weak Master Keys","descriptions":[{"lang":"en","value":"LibreOffice supports the storage of passwords for web connections in the user’s configuration database. The stored passwords are encrypted with a single master key provided by the user. A flaw in LibreOffice existed where master key was poorly encoded resulting in weakening its entropy from 128 to 43 bits making the stored passwords vulerable to a brute force attack if an attacker has access to the users stored config. This issue affects: The Document Foundation LibreOffice 7.2 versions prior to 7.2.7; 7.3 versions prior to 7.3.3."}],"affected":[{"vendor":"The Document Foundation","product":"LibreOffice","versions":[{"version":"7.2","status":"affected","lessThan":"7.2.7","versionType":"custom"},{"version":"7.3","status":"affected","lessThan":"7.3.3","versionType":"custom"}]}],"references":[{"url":"https://www.libreoffice.org/about-us/security/advisories/cve-2022-26307"},{"url":"http://www.openwall.com/lists/oss-security/2022/08/13/2","name":"[oss-security] 20220812 CVE-2022-37401: Apache OpenOffice Weak Master Keys","tags":["mailing-list"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html","name":"[debian-lts-announce] 20230326 [SECURITY] [DLA 3368-1] libreoffice security update","tags":["mailing-list"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-326","type":"CWE","lang":"en","description":"CWE-326 Inadequate Encryption Strength"}]}],"providerMetadata":{"shortName":"Document Fdn.","orgId":"4fe7d05b-1353-44cc-8b7a-1e416936dff2","dateUpdated":"2023-03-26T00:00:00.000Z"},"credits":[{"lang":"en","value":"OpenSource Security GmbH on behalf of the German Federal Office for Information Security"}],"x_generator":{"engine":"Vulnogram 0.0.9"},"source":{"discovery":"EXTERNAL"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.libreoffice.org/about-us/security/advisories/cve-2022-26307","tags":["x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2022/08/13/2","name":"[oss-security] 20220812 CVE-2022-37401: Apache OpenOffice Weak Master Keys","tags":["mailing-list","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/03/msg00022.html","name":"[debian-lts-announce] 20230326 [SECURITY] [DLA 3368-1] libreoffice security update","tags":["mailing-list","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T05:03:31.842Z"}}]}}}