CVE-2014-9769

high

Description

pcre_jit_compile.c in PCRE 8.35 does not properly use table jumps to optimize nested alternatives, which allows remote attackers to cause a denial of service (stack memory corruption) or possibly have unspecified other impact via a crafted string, as demonstrated by packets encountered by Suricata during use of a regular expression in an Emerging Threats Open ruleset.

References

https://redmine.openinfosecfoundation.org/issues/1693

https://bugs.debian.org/819050

http://www.securitytracker.com/id/1035424

http://www.securityfocus.com/bid/85570

http://www.openwall.com/lists/oss-security/2016/03/26/1

http://vcs.pcre.org/pcre?view=revision&revision=1475

Details

Source: Mitre, NVD

Published: 2016-03-28

Updated: 2016-12-03

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 7.3

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

Severity: High