CVE-2017-8786
9.8
CRITICAL
CVSS 3.1
EPSS 0.71%
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.
How to fix CVE-2017-8786
To remediate CVE-2017-8786, upgrade the affected package to a fixed version below.
- Debian/pcre2—upgrade to 10.31-1 or later
Is CVE-2017-8786 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 10.31-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |