{"cve":"CVE-2009-0125","nvd":{"published":"2009-01-15T17:30:00.547","modified":"2026-06-16T23:04:18.350","status":"Modified","description":"NOTE: this issue has been disputed by the upstream vendor. nasl/nasl_crypto2.c in the Nessus Attack Scripting Language library (aka libnasl) 2.2.11 does not properly check the return value from the OpenSSL DSA_do_verify function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.  NOTE: the upstream vendor has disputed this issue, stating \"while we do misuse this function (this is a bug), it has absolutely no security ramification.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-287"],"references":["http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=511517","http://cvs.fedoraproject.org/viewvc/rpms/libnasl/F-10/libnasl.spec?r1=1.16&r2=1.17","http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00000.html","http://openwall.com/lists/oss-security/2009/01/12/4","http://www.attrition.org/pipermail/vim/2009-January/002133.html"],"products":["finkproject:libnasl"],"source":"nvd","synced_at":"2026-10-19T19:53:23.791937413+00:00"},"epss":{"cve":"CVE-2009-0125","score":0.01496,"percentile":0.74199,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}