CVE-2012-5195
HIGH severity · CVSS 7.5 · Memory corruption
7.5CVSS HIGH
Summary
Heap-based buffer overflow in the Perl_repeatcpy function in util.c in Perl 5.12.x before 5.12.5, 5.14.x before 5.14.3, and 5.15.x before 15.15.5 allows context-dependent attackers to cause a denial of service (memory consumption and crash) or possibly execute arbitrary code via the 'x' string repeat operator.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)5%
AV:N/AC:L/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://perl5.git.perl.org/perl.git/commit/2709980d5a193ce6f3a16f0d19879a6560dcde44 ↗
Additional information
- NVD record
- http://perl5.git.perl.org/perl.git/commit/2709980d5a193ce6f3a16f0d19879a6560dcde44Patch
- http://secunia.com/advisories/51457Advisory
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10673
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10735
- http://rhn.redhat.com/errata/RHSA-2013-0685.html
- http://secunia.com/advisories/55314
- http://www.debian.org/security/2012/dsa-2586