Vulnerability Details CVE-2009-0125
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 40.8%
CVSS Severity
CVSS v2 Score 5.0
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
- https://bugzilla.redhat.com/show_bug.cgi?id=479655
- 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
- https://bugzilla.redhat.com/show_bug.cgi?id=479655
Products affected by CVE-2009-0125
-
cpe:2.3:a:finkproject:libnasl:2.2.11