CVE-2017-8399

moderate-risk
Published 2017-05-01

PCRE2 before 10.30 has an out-of-bounds write caused by a stack-based buffer overflow in pcre2_match.c, related to a "pattern with very many captures."

Do I need to act?

~
2.7% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
+
Fix available
Upgrade to: 921b0ae10fe26bdb979f70ec9512b9f95e3ddccb
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (1)

Pcre2

Affected Vendors

Pcre

References (10)

Third Party Advisory http://www.securityfocus.com/bid/98315
Third Party Advisory https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=783
Third Party Advisory https://security.gentoo.org/glsa/201710-09
https://vcs.pcre.org/pcre2/code/tags/pcre2-10.30/ChangeLog?revision=854&view=mar...
Patch https://vcs.pcre.org/pcre2?view=revision&revision=674
Third Party Advisory http://www.securityfocus.com/bid/98315
Third Party Advisory https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=783
Third Party Advisory https://security.gentoo.org/glsa/201710-09
https://vcs.pcre.org/pcre2/code/tags/pcre2-10.30/ChangeLog?revision=854&view=mar...
Patch https://vcs.pcre.org/pcre2?view=revision&revision=674
43
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 6/34 · Minimal
Exposure 5/34 · Minimal