SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2015-8387

PCRE before 8.38 mishandles (?123) subroutine calls and related subroutine calls, which allows remote attackers to cause a denial of service (integer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated…

HIGH 7.3EPSS 3.64%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.64%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

PCRE before 8.38 mishandles (?123) subroutine calls and related subroutine calls, which allows remote attackers to cause a denial of service (integer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.

CVSS 3.1
7.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS
3.64% probability · 89th percentile
CISA KEV
Not listed
Weakness
CWE-190
Affected
pcre/perl compatible regular expression library · fedoraproject/fedora · php/php
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.