Vulnerability Details : CVE-2009-0129
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.
Vulnerability category: BypassGain privilege
Exploit prediction scoring system (EPSS) score for CVE-2009-0129
Probability of exploitation activity in the next 30 days: 0.17%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 54 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2009-0129
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2009-0129
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2009-0129
-
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=511519
Exploit
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http://openwall.com/lists/oss-security/2009/01/12/4
oss-security - CVE Request -- tsqllib, slurm-llnl, libnasl, libcrypt-openssl-dsa-perl, erlang, boinc-client, m2crypto
Products affected by CVE-2009-0129
- cpe:2.3:a:perl-openssl:libcrypt-openssl-dsa-perl:_nil_:*:*:*:*:*:*:*