{"id":"CVE-2009-0129","aliases":["DEBIAN-CVE-2009-0129","EUVD-2009-0138","GHSA-cvwp-gwp2-6xqh"],"status":"published","title":"libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL DSA_verify...","description":"libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL DSA_verify and DSA_do_verify functions, which might allow remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01117,"percentile":0.66325,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-287"],"published":"2009-01-15T17:00:00Z","modified":"2026-10-23T17:47:30Z","fixes":[{"ecosystem":"Debian:12","package":"libcrypt-openssl-dsa-perl","fixed_in":["0.13-4"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"libcrypt-openssl-dsa-perl","fixed_in":["0.13-4"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"libcrypt-openssl-dsa-perl","fixed_in":["0.13-4"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"libcrypt-openssl-dsa-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.13-4"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"libcrypt-openssl-dsa-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.13-4"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"libcrypt-openssl-dsa-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.13-4"}]}]}],"products":[{"vendor":"perl-openssl","product":"libcrypt-openssl-dsa-perl"}],"references":[{"url":"http://openwall.com/lists/oss-security/2009/01/12/4","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=511519","tags":["x_refsource_CONFIRM","x_transferred","Exploit","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-0129"},{"url":"https://github.com/advisories/GHSA-cvwp-gwp2-6xqh"},{"url":"https://security-tracker.debian.org/tracker/CVE-2009-0129","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2009-0129","description":"libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL DSA_verify and DSA_do_verify functions, which might allow remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.","status":"published","published":"2009-01-15T17:00:00Z","modified":"2024-09-16T18:24:29.077Z","updated_at":"2026-11-02T14:33:25.896677Z"}],"euvd":[{"id":"EUVD-2009-0138","description":"libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL DSA_verify and DSA_do_verify functions, which might allow remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.","status":"published","published":"2009-01-15T17:00:00Z","modified":"2024-09-16T18:24:29Z","updated_at":"2026-11-03T00:55:32.945265Z"}],"ghsa":[{"id":"GHSA-cvwp-gwp2-6xqh","title":"libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL DSA_verify...","description":"libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL DSA_verify and DSA_do_verify functions, which might allow remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.","status":"published","published":"2022-05-02T03:12:57Z","modified":"2023-01-31T05:07:26Z","cwes":["CWE-287"],"updated_at":"2026-11-02T14:49:12.586507Z"}],"nvd":[{"id":"CVE-2009-0129","description":"libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL DSA_verify and DSA_do_verify functions, which might allow remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.","status":"published","published":"2009-01-15T17:30:00.627Z","modified":"2026-06-16T23:04:18.85Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-287"],"updated_at":"2026-11-02T14:01:33.417327Z"}],"osv":[{"id":"CVE-2009-0129","description":"libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL DSA_verify and DSA_do_verify functions, which might allow remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.","status":"published","published":"2009-01-15T17:30:00Z","modified":"2026-04-10T03:40:34.288637Z","updated_at":"2026-11-02T15:43:57.452479Z"},{"id":"DEBIAN-CVE-2009-0129","description":"libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL DSA_verify and DSA_do_verify functions, which might allow remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.","status":"published","published":"2009-01-15T17:30:00.627Z","modified":"2026-10-23T17:47:30.625296465Z","updated_at":"2026-11-02T15:45:23.742363Z"}]}}