{"id":"CVE-2021-25634","state":"PUBLISHED","title":"Timestamp Manipulation with Signature Wrapping","description":"LibreOffice supports digital signatures of ODF documents and macros within documents, presenting visual aids that no alteration of the document occurred since the last signing and that the signature is valid. An Improper Certificate Validation vulnerability in LibreOffice allowed an attacker to modify a digitally signed ODF document to insert an additional signing time timestamp which LibreOffice would incorrectly present as a valid signature signed at the bogus signing time. This issue affects: The Document Foundation LibreOffice 7-0 versions prior to 7.0.6; 7-1 versions prior to 7.1.2.","publishedAt":"2021-10-12T13:33:54.266Z","updatedAt":"2024-09-17T00:46:33.587Z","severity":null,"assigner":"Document Fdn.","products":["The Document Foundation LibreOffice"],"affected":[{"vendor":"The Document Foundation","product":"LibreOffice","versions":[{"version":"7-0","status":"affected","lessThan":"7.0.6","versionType":"custom"},{"version":"7-1","status":"affected","lessThan":"7.1.2","versionType":"custom"}]}],"references":["https://www.libreoffice.org/about-us/security/advisories/CVE-2021-25634","https://www.debian.org/security/2021/dsa-4988"],"weaknesses":["CWE-295"],"ingestedAt":"2026-10-29T19:48:10.461Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/25xxx/CVE-2021-25634.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-25634","state":"PUBLISHED","datePublished":"2021-10-12T13:33:54.266Z","dateUpdated":"2024-09-17T00:46:33.587Z","assignerShortName":"Document Fdn.","assignerOrgId":"4fe7d05b-1353-44cc-8b7a-1e416936dff2","dateReserved":"2021-01-19T00:00:00.000Z"},"containers":{"cna":{"title":"Timestamp Manipulation with Signature Wrapping","descriptions":[{"lang":"en","value":"LibreOffice supports digital signatures of ODF documents and macros within documents, presenting visual aids that no alteration of the document occurred since the last signing and that the signature is valid. An Improper Certificate Validation vulnerability in LibreOffice allowed an attacker to modify a digitally signed ODF document to insert an additional signing time timestamp which LibreOffice would incorrectly present as a valid signature signed at the bogus signing time. This issue affects: The Document Foundation LibreOffice 7-0 versions prior to 7.0.6; 7-1 versions prior to 7.1.2."}],"affected":[{"vendor":"The Document Foundation","product":"LibreOffice","versions":[{"version":"7-0","status":"affected","lessThan":"7.0.6","versionType":"custom"},{"version":"7-1","status":"affected","lessThan":"7.1.2","versionType":"custom"}]}],"references":[{"url":"https://www.libreoffice.org/about-us/security/advisories/CVE-2021-25634","tags":["x_refsource_MISC"]},{"url":"https://www.debian.org/security/2021/dsa-4988","name":"DSA-4988","tags":["vendor-advisory","x_refsource_DEBIAN"]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-295","description":"CWE-295 Improper Certificate Validation","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"Document Fdn.","dateUpdated":"2021-10-17T10:06:24.000Z","orgId":"4fe7d05b-1353-44cc-8b7a-1e416936dff2"},"credits":[{"lang":"en","value":"NDS of Ruhr University Bochum"}],"datePublic":"2021-10-11T00:00:00.000Z","solutions":[{"lang":"en","value":"Update to 7.0.6 or 7.1.2 or 7.2.0"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.0.9"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"security@documentfoundation.org","DATE_PUBLIC":"2021-10-11T00:00:00.000Z","ID":"CVE-2021-25634","STATE":"PUBLIC","TITLE":"Timestamp Manipulation with Signature Wrapping"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"LibreOffice","version":{"version_data":[{"version_affected":"<","version_name":"7-0","version_value":"7.0.6"},{"version_affected":"<","version_name":"7-1","version_value":"7.1.2"}]}}]},"vendor_name":"The Document Foundation"}]}},"credit":[{"lang":"eng","value":"NDS of Ruhr University Bochum"}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"LibreOffice supports digital signatures of ODF documents and macros within documents, presenting visual aids that no alteration of the document occurred since the last signing and that the signature is valid. An Improper Certificate Validation vulnerability in LibreOffice allowed an attacker to modify a digitally signed ODF document to insert an additional signing time timestamp which LibreOffice would incorrectly present as a valid signature signed at the bogus signing time. This issue affects: The Document Foundation LibreOffice 7-0 versions prior to 7.0.6; 7-1 versions prior to 7.1.2."}]},"generator":{"engine":"Vulnogram 0.0.9"},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-295 Improper Certificate Validation"}]}]},"references":{"reference_data":[{"name":"https://www.libreoffice.org/about-us/security/advisories/CVE-2021-25634","refsource":"MISC","url":"https://www.libreoffice.org/about-us/security/advisories/CVE-2021-25634"},{"name":"DSA-4988","refsource":"DEBIAN","url":"https://www.debian.org/security/2021/dsa-4988"}]},"solution":[{"lang":"en","value":"Update to 7.0.6 or 7.1.2 or 7.2.0"}],"source":{"discovery":"EXTERNAL"}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://www.libreoffice.org/about-us/security/advisories/CVE-2021-25634","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.debian.org/security/2021/dsa-4988","name":"DSA-4988","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T20:11:27.577Z"}}]}}}