CVE-2017-7244
5.5
MEDIUM
CVSS 3.1
EPSS 0.53%
Description
The _pcre32_xclass function in pcre_xclass.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (invalid memory read) via a crafted file.
How to fix CVE-2017-7244
To remediate CVE-2017-7244, upgrade the affected package to a fixed version below.
- Alpine/pcre—upgrade to 8.41-r0 or later
- Debian/pcre3—upgrade to 2:8.39-3 or later
Is CVE-2017-7244 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 8.41-r0
- from 0, < 2:8.39-3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |