CVE-2009-0125

Nessus Attack Scripting Language <2.2.11 - RCE

Title source: llm

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.

Scores

EPSS 0.0009
EPSS Percentile 25.9%

Classification

CWE
CWE-287
Status draft

Affected Products (1)

finkproject/libnasl

Timeline

Published Jan 15, 2009
Tracked Since Feb 18, 2026