CVE-2017-8786

9.8 CRITICAL

Published: May 05, 2017 Modified: May 13, 2026

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

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

Source: cve@mitre.org

Exploit Patch Third Party Advisory VDB Entry

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

Source: cve@mitre.org

Exploit Issue Tracking Third Party Advisory VDB 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

Patch Vendor Advisory

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

Source: cve@mitre.org

Patch Vendor Advisory

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