What’s Vulnerable › Vulnerabilities

CVE-2013-7422

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2015-08-16 · updated 2026-06-17
• Weakness: CWE-189

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.

Affected products

• macOS: through 10.10.4
• 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
• 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

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