CVE-2017-8399
9.8
CRITICAL · CVSS 3.0 · EPSS 3.1% (pctl 87)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
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."
Scoring
| CVSS | 9.8 (CRITICAL, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.12% — more likely to be exploited than 87% of all CVEs |
| Weakness | CWE-119 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2017-05-01 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| pcre | pcre2 |
References
- http://www.securityfocus.com/bid/98315
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=783
- https://security.gentoo.org/glsa/201710-09
- https://vcs.pcre.org/pcre2/code/tags/pcre2-10.30/ChangeLog?revision=854&view=markup
- https://vcs.pcre.org/pcre2?view=revision&revision=674
- http://www.securityfocus.com/bid/98315
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=783
- https://security.gentoo.org/glsa/201710-09
- https://vcs.pcre.org/pcre2/code/tags/pcre2-10.30/ChangeLog?revision=854&view=markup
- https://vcs.pcre.org/pcre2?view=revision&revision=674
→ the Explorer · watch your stack · NVD