CVE-2013-2145
CVE-2013-2145 is a medium-severity vulnerability in Perlmonks Module with a CVSS 2.0 base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.
Key facts
- Severity: Medium (CVSS 2.0 base score 4.4)
- EPSS exploit prediction: 1% (42nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Perlmonks Module
- Published:
- Last modified:
Description
The cpansign verify functionality in the Module::Signature module before 0.72 for Perl allows attackers to bypass the signature check and execute arbitrary code via a SIGNATURE file with a "special unknown cipher" that references an untrusted module in Digest/.
Frequently asked questions
- What is CVE-2013-2145?
- The cpansign verify functionality in the Module::Signature module before 0.72 for Perl allows attackers to bypass the signature check and execute arbitrary code via a SIGNATURE file with a "special unknown cipher" that references an untrusted module in Digest/.
- How severe is CVE-2013-2145?
- CVE-2013-2145 has a CVSS 2.0 base score of 4.4, rated medium severity.
- Is CVE-2013-2145 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2013-2145?
- CVE-2013-2145 primarily affects Perlmonks Module. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2013-2145?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2013-2145 published?
- CVE-2013-2145 was published on 2013-08-19 and last updated on 2026-06-16.
References
- http://lists.opensuse.org/opensuse-updates/2013-07/msg00039.html
- http://lists.opensuse.org/opensuse-updates/2013-07/msg00043.html
- http://www.openwall.com/lists/oss-security/2013/06/05/16
- http://www.securityfocus.com/bid/60352
- http://www.ubuntu.com/usn/USN-1896-1
- https://bugzilla.redhat.com/show_bug.cgi?id=971096
- https://github.com/audreyt/module-signature/commit/575f7bd6ba4cc7c92f841e8758f88a131674ebf2
- https://github.com/audreyt/module-signature/commit/cbd06b392a73c63159dc5c20ff5b3c8fc88c4896
Affected products (9)
- cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:*
- cpe:2.3:a:perlmonks:module\:\:signature:*:*:*:*:*:perl:*:*
- cpe:2.3:a:perlmonks:module\:\:signature:0.70:*:*:*:*:perl:*:*
- cpe:2.3:a:perlmonks:module\:\:signature:0.71:*:*:*:*:perl:*:*
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