{"id":"CVE-2018-25099","aliases":["DEBIAN-CVE-2018-25099","EUVD-2018-13851","GHSA-c39g-93pm-r85m","UBUNTU-CVE-2018-25099","USN-8128-1","openSUSE-SU-2024:0112-1","openSUSE-SU-2024:13866-1"],"status":"published","title":"In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and...","description":"In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-08","score":0.00485,"percentile":0.42052,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-347"],"published":"2024-03-18T00:00:00Z","modified":"2026-10-23T18:04:48Z","fixes":[{"ecosystem":"Debian:12","package":"libcryptx-perl","fixed_in":["0.062-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"libcryptx-perl","fixed_in":["0.062-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libcryptx-perl","fixed_in":["0.062-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libcryptx-perl","fixed_in":["0.056-1ubuntu0.1~esm1"],"sources":["osv"]},{"ecosystem":"SUSE:Package Hub 15 SP5","package":"perl-CryptX","fixed_in":["0.80.0-bp155.2.3.1"],"sources":["osv"]},{"ecosystem":"openSUSE:Leap 15.5","package":"perl-CryptX","fixed_in":["0.80.0-bp155.2.3.1"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"perl-CryptX","fixed_in":["0.80.0-3.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"libcryptx-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.062-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"libcryptx-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.062-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"libcryptx-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.062-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libcryptx-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.056-1ubuntu0.1~esm1"}]}],"versions":["0.055-1","0.056-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"libcryptx-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.056-1ubuntu0.1~esm1"}]}],"versions":["0.055-1","0.056-1"],"bundled":3},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"libcryptx-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.067-1ubuntu0.1~esm1"}]}],"versions":["0.064-1","0.064-1build1","0.066-1","0.067-1"],"bundled":3},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"libcryptx-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.076-1ubuntu0.1~esm1"}]}],"versions":["0.069-1build1","0.073-1","0.074-1","0.075-1","0.076-1","0.076-1build1"],"bundled":3},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"libcryptx-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.080-2ubuntu0.1~esm1"}]}],"versions":["0.078-1","0.080-1","0.080-2","0.080-2build1","0.080-2build2","0.080-2build3"],"bundled":3},{"source":"osv","ecosystem":"SUSE:Package Hub 15 SP5","package":"perl-CryptX","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.80.0-bp155.2.3.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Leap 15.5","package":"perl-CryptX","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.80.0-bp155.2.3.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"perl-CryptX","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.80.0-3.1"}]}]}],"products":[{"vendor":"dcit","product":"perl-cryptx"}],"references":[{"url":"https://github.com/DCIT/perl-CryptX/issues/47","tags":["x_transferred","report"]},{"url":"https://github.com/libtom/libtomcrypt/pull/451","tags":["x_transferred","fix","report"]},{"url":"https://metacpan.org/dist/CryptX/changes","tags":["x_transferred","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-25099"},{"url":"https://github.com/advisories/GHSA-c39g-93pm-r85m"},{"url":"https://security-tracker.debian.org/tracker/CVE-2018-25099","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-25099","tags":["report"]},{"url":"https://github.com/libtom/libtomcrypt/commit/2599618ca640bc5a506954f975be4109613366c6","tags":["report"]},{"url":"https://github.com/libtom/libtomcrypt/commit/27c472654c3fba983d74debad5a8fb21247f76db","tags":["report"]},{"url":"https://github.com/libtom/libtomcrypt/commit/fd4d8fbc0558157276229202d2883d01f7bd56d8","tags":["report"]},{"url":"https://github.com/libtom/libtomcrypt/commit/9a1131da144ee1f93ccbcaf032f39d783495d3b9","tags":["report"]},{"url":"https://github.com/libtom/libtomcrypt/commit/7d8567695bfb991c84f09d4d3aabc4568fa0c835","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-25099","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-8128-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-40912","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2025-40914","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/UPEJCYLFV3FPQUS5GF63SP3V7CRAO2RX/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1221528","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-25099","tags":["web"]},{"url":"","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2018-25099","description":"In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.","status":"published","published":"2024-03-18T00:00:00Z","modified":"2025-03-14T18:17:30.958Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:35:02.289647Z"}],"euvd":[{"id":"EUVD-2018-13851","description":"In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.","status":"published","published":"2024-03-18T00:00:00Z","modified":"2025-03-14T18:17:30Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T20:53:02.719002Z"}],"ghsa":[{"id":"GHSA-c39g-93pm-r85m","title":"In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and...","description":"In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.","status":"published","published":"2024-03-18T06:30:50Z","modified":"2025-03-14T21:31:36Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T15:00:17.776608Z"}],"nvd":[{"id":"CVE-2018-25099","description":"In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.","status":"published","published":"2024-03-18T05:15:06.007Z","modified":"2026-06-17T01:54:43.017Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:05:00.914771Z"}],"osv":[{"id":"CVE-2018-25099","description":"In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.","status":"published","published":"2024-03-18T05:15:06.007Z","modified":"2026-10-20T10:50:26.54461786Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:09.442568Z"},{"id":"DEBIAN-CVE-2018-25099","description":"In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.","status":"published","published":"2024-03-18T05:15:06.007Z","modified":"2026-10-23T18:04:48.059583633Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:30.867575Z"},{"id":"UBUNTU-CVE-2018-25099","description":"In the CryptX module before 0.062 for Perl, gcm_decrypt_verify() and chacha20poly1305_decrypt_verify() do not verify the tag.","status":"published","published":"2024-03-18T05:15:00Z","modified":"2026-03-27T15:53:31.507645Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:17.91743Z"},{"id":"openSUSE-SU-2024:0112-1","title":"Security update for perl-CryptX","description":"This update for perl-CryptX fixes the following issues:\n\nUpdated to version 0.080:\n\n  0.080   2023-10-04\n          - fix #95 AES-NI troubles on MS Windows (gcc compiler)\n          - fix #96 Tests failure with Math::BigInt \u003e= 1.999840\n          - Enabled AES-NI for platforms with gcc/clang/llvm\n  0.079   2023-10-01\n           - fix #92 update libtomcrypt\n           - bundled libtomcrypt update branch:develop (commit:1e629e6f 2023-06-22)\n  0.078   2023-04-28\n          - fix #89 Crypt::Mac::HMAC b64mac and b64umac object methods do not work\n","status":"published","published":"2024-04-20T12:00:55Z","modified":"2026-02-04T03:46:07.889856Z","updated_at":"2026-11-02T16:58:33.135986Z"},{"id":"openSUSE-SU-2024:13866-1","title":"perl-CryptX-0.80.0-3.1 on GA media","description":"These are all security issues fixed in the perl-CryptX-0.80.0-3.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:00:52.877348Z","updated_at":"2026-11-02T16:58:36.662953Z"},{"id":"USN-8128-1","title":"libcryptx-perl vulnerabilities","description":"It was discovered that CryptX did not verify authentication tags while\nperforming GCM and ChaCha20-Poly1305 decryption. An attacker could possibly\nuse this issue to cause CryptX to accept modified ciphertext, leading to\ndata integrity violations or authentication bypass. This issue only\naffected Ubuntu 18.04 LTS. (CVE-2018-25099)\n\nIt was discovered that CryptX included a version of the tomcrypt library\nthat was susceptible to malformed unicode handling. An attacker could\npossibly use this issue to cause unexpected behavior or incorrect\nprocessing of crafted input. This issue only affected Ubuntu 18.04 LTS.\n(CVE-2025-40912)\n\nIt was discovered that CryptX included a version of the libtommath library\nthat was susceptible to an integer overflow. An attacker could possibly use\nthis issue to cause memory corruption or a denial of service.\n(CVE-2025-40914)","status":"published","published":"2026-03-26T15:54:44Z","modified":"2026-04-27T18:47:24.323283136Z","updated_at":"2026-11-02T16:58:22.951676Z"}]}}