{"id":"CVE-2013-7422","url":"https://www.cyber-defence.io/tools/cve/CVE-2013-7422","generatedAt":"2026-10-27T19:53:09.333Z","title":"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…","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.","published":"2015-08-16T23:59:00.000Z","lastModified":"2026-06-17T00:01:56.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":7.5,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P"},"cwe":["CWE-189"],"affected":["apple/mac os x","perl/perl"],"epss":{"score":0.03045,"percentile":0.87443,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (3.04%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://perl5.git.perl.org/perl.git/commit/0c2990d652e985784f095bba4bc356481a66aa06","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/75704","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-2916-1","source":"secalert@redhat.com"},{"url":"https://security.gentoo.org/glsa/201507-11","source":"secalert@redhat.com"},{"url":"https://support.apple.com/kb/HT205031","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://perl5.git.perl.org/perl.git/commit/0c2990d652e985784f095bba4bc356481a66aa06","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/75704","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-2916-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201507-11","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.apple.com/kb/HT205031","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2013-7422","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}