CVE-2013-2145
MEDIUM severity · CVSS 4.4 · Improper input validation
4.4CVSS MEDIUM
Summary
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/.
Impact & exploitability
Attack vectorLocal
Attack complexity—
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)1%
AV:L/AC:M/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://github.com/audreyt/module-signature/commit/575f7bd6ba4cc7c92f841e8758f88a131674ebf2 ↗
Additional information
- NVD record
- https://github.com/audreyt/module-signature/commit/575f7bd6ba4cc7c92f841e8758f88a131674ebf2Patch
- https://github.com/audreyt/module-signature/commit/cbd06b392a73c63159dc5c20ff5b3c8fc88c4896Patch
- 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