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/.
References (8)
Core 8
Core References
Vendor Advisory vendor-advisory
x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1896-1
Exploit, Patch x_refsource_confirm
https://github.com/audreyt/module-signature/commit/cbd06b392a73c63159dc5c20ff5b3c8fc88c4896
Issue Tracking x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=971096
Exploit, Patch x_refsource_confirm
https://github.com/audreyt/module-signature/commit/575f7bd6ba4cc7c92f841e8758f88a131674ebf2
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2013-07/msg00043.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/60352
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2013-07/msg00039.html
Mailing List mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2013/06/05/16
Scores
EPSS
0.0020
EPSS Percentile
41.5%
Details
CWE
CWE-20
Status
published
Products (8)
canonical/ubuntu_linux
12.04
canonical/ubuntu_linux
12.10
canonical/ubuntu_linux
13.04
opensuse/opensuse
11.4
opensuse/opensuse
12.2
opensuse/opensuse
12.3
perlmonks/module\
\ signature (2 CPE variants)
perlmonks/module\
< 0.72
Published
Aug 19, 2013
Tracked Since
Feb 18, 2026