{"id":"GHSA-rqg8-xjp2-pg9w","summary":"LinOTP replay vulnerability with auto resynchronization enabled for TOTP token","details":"LinOTP is prone to a replay attack with activated automatic resynchronization. This vulnerability may allow an attacker to successfully log in with OTP values recorded at a previous point in time.\n\nThis attack is only possible if automatic resynchronization is enabled for the TOTP token type. The automatic resynchronization  is deactivated by default. All other tokens are unaffected.","aliases":["CVE-2019-12887","PYSEC-2019-103"],"modified":"2024-09-30T17:01:32.942888Z","published":"2022-05-24T16:48:44Z","database_specific":{"nvd_published_at":"2019-06-27T14:15:00Z","cwe_ids":["CWE-294"],"severity":"CRITICAL","github_reviewed":true,"github_reviewed_at":"2024-04-29T09:47:34Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-12887"},{"type":"WEB","url":"https://github.com/LinOTP/LinOTP/commit/6d28d93af59d2ce0d844a6a3282148064efc6ad8"},{"type":"PACKAGE","url":"https://github.com/LinOTP/LinOTP"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/linotp/PYSEC-2019-103.yaml"},{"type":"WEB","url":"https://linotp.org/linotp-hotfix-autoresync.html"},{"type":"WEB","url":"https://www.linotp.org/CVE-2019-12887.txt"}],"affected":[{"package":{"name":"linotp","ecosystem":"PyPI","purl":"pkg:pypi/linotp"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.11.1"}]}],"versions":["2.10","2.10.0.1","2.7","2.7.0.2","2.7.1","2.7.1.1","2.7.1.2","2.7.2","2.7.2.1","2.7.2.2","2.8","2.8.0.1","2.8.0.2","2.8.0.3","2.8.1","2.8.1.2","2.8.1.3","2.8.1.7","2.9","2.9.0.3","2.9.0.4","2.9.0.5","2.9.1","2.9.1.4","2.9.3","2.9.3.1","2.9.3.2","2.9.3.3"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-rqg8-xjp2-pg9w/GHSA-rqg8-xjp2-pg9w.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}]}