CVE-2017-8786

Published: May 5, 2017Modified: May 13, 2026

9.8

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

pcre2test.c in PCRE2 10.23 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression.

Affected (1)

Products: Pcre: Pcre2

Pcre

1 product

Pcre2

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Pcre Pcre2	Version 10.23

Related CWEs

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (10)

https://blogs.gentoo.org/ago/2017/04/29/libpcre-heap-based-buffer-overflow-write-in-pcre2test-c/

Source: cve@mitre.org

ExploitPatchThird Party AdvisoryVDB Entry

https://bugs.exim.org/show_bug.cgi?id=2079

Source: cve@mitre.org

ExploitIssue TrackingThird Party AdvisoryVDB Entry

https://security.gentoo.org/glsa/201710-09

Source: cve@mitre.org

https://vcs.pcre.org/pcre2?view=revision&revision=696

Source: cve@mitre.org

PatchVendor Advisory

https://vcs.pcre.org/pcre2?view=revision&revision=697

Source: cve@mitre.org

PatchVendor Advisory

https://blogs.gentoo.org/ago/2017/04/29/libpcre-heap-based-buffer-overflow-write-in-pcre2test-c/