{"id":"CVE-2021-30130","details":"phpseclib before 2.0.31 and 3.x before 3.0.7 mishandles RSA PKCS#1 v1.5 signature verification.","aliases":["GHSA-vf4w-fg7r-5v94"],"modified":"2026-05-28T04:07:38.954959438Z","published":"2021-04-06T15:15:13.497Z","database_specific":{"unresolved_ranges":[{"source":"CPE_STRING","extracted_events":[{"last_affected":"10.0"}],"cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"],"vendor_product":"debian:debian_linux"}]},"references":[{"type":"ADVISORY","url":"https://github.com/phpseclib/phpseclib/releases/tag/2.0.31"},{"type":"ADVISORY","url":"https://github.com/phpseclib/phpseclib/releases/tag/3.0.7"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/11/msg00024.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/11/msg00025.html"},{"type":"FIX","url":"https://github.com/phpseclib/phpseclib/pull/1635"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/phpseclib/phpseclib","events":[{"introduced":"0"},{"fixed":"233a920cb38636a43b18d428f9a8db1f0a1a08f4"},{"introduced":"fe62c85e0203503231d489af95d0ac053b7d3575"},{"fixed":"d369510df0ebd5e1a5d0fe3d4d23c55fa87a403d"}],"database_specific":{"source":["CPE_RANGE","REFERENCES"],"extracted_events":[{"introduced":"0"},{"fixed":"2.0.31"},{"introduced":"3.0"},{"fixed":"3.0.7"}],"cpe":"cpe:2.3:a:phpseclib:phpseclib:*:*:*:*:*:*:*:*"}}],"versions":["3.0.6","3.0.5","3.0.4","3.0.3","3.0.2","3.0.1","2.0.30","3.0.0","2.0.29","2.0.28","2.0.27","2.0.26","2.0.25","2.0.24","2.0.23","2.0.22","2.0.21","2.0.20","2.0.19","2.0.18","2.0.17","2.0.16","2.0.15","2.0.14","2.0.13","2.0.12","2.0.11","2.0.10","2.0.9","2.0.7","2.0.6","2.0.5","2.0.4","2.0.3","2.0.0","0.3.0","0.2.2","0.2.1","0.2.0","0.1.5","0.1.2","0.1.1","0.1.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-30130.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"}]}