CVE-2013-7422
high
CVSS v3
—
CVSS v2
7.5
VIR risk
7.5
Description
Integer underflow in regcomp.c in Perl before 5.20, as used in Apple OS X before 10.10.5 and other products, allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via a long digit string associated with an invalid backreference within a regular expression.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2013-7422
Vendor advisory: secalert@redhat.com — https://support.apple.com/kb/HT205031
Vendor advisory: secalert@redhat.com — http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| macos | affected | | |
| debian | bookworm | fixed | 5.20.0-1 |
| debian | bullseye | fixed | 5.20.0-1 |
| debian | forky | fixed | 5.20.0-1 |
| debian | sid | fixed | 5.20.0-1 |
| debian | trixie | fixed | 5.20.0-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| perl | perl | 5.18.4 | |
References
- http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
- http://perl5.git.perl.org/perl.git/commit/0c2990d652e985784f095bba4bc356481a66aa06
- http://www.securityfocus.com/bid/75704
- http://www.ubuntu.com/usn/USN-2916-1
- https://security.gentoo.org/glsa/201507-11
- https://support.apple.com/kb/HT205031
- https://security-tracker.debian.org/tracker/CVE-2013-7422
CWEs
CWE-189
Verify integrity in audit chain (admin only). AS-IS.