CVE-2018-18311
perl - security update
9.8
CRITICAL
CVSS 3.1
EPSS 12.9%
Description
Perl before 5.26.3 and 5.28.x before 5.28.1 has a buffer overflow via a crafted regular expression that triggers invalid write operations.
How to fix CVE-2018-18311
To remediate CVE-2018-18311, upgrade the affected package to a fixed version below.
- Alpine/perl—upgrade to 5.26.3-r0 or later
- Debian/perl—upgrade to 5.28.1-1 or later
- —upgrade to 5.20.2-3+deb8u12 or later
- —upgrade to 5.24.1-3+deb9u5 or later
Is CVE-2018-18311 being exploited?
Moderate — EPSS is 12.9%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (4)
- from 0, < 5.26.3-r0
- from 0, < 5.28.1-1
- from 0, < 5.20.2-3+deb8u12
- from 0, < 5.24.1-3+deb9u5
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 |