CVE-2015-3217
7.5
HIGH
CVSS 3.1
EPSS 0.86%
Description
PCRE 7.8 and 8.32 through 8.37, and PCRE2 10.10 mishandle group empty matches, which might allow remote attackers to cause a denial of service (stack-based buffer overflow) via a crafted regular expression, as demonstrated by /^(?:(?(1)\\.|([^\\\\W_])?)+)+$/.
How to fix CVE-2015-3217
To remediate CVE-2015-3217, upgrade the affected package to a fixed version below.
- Debian/pcre3—upgrade to 2:8.38-1 or later
Is CVE-2015-3217 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2:8.38-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |