CVE-2017-12176
xorg-server - security update
9.8
CRITICAL
CVSS 3.1
EPSS 0.95%
Description
xorg-x11-server before 1.19.5 was missing extra length validation in ProcEstablishConnection function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.
How to fix CVE-2017-12176
To remediate CVE-2017-12176, upgrade the affected package to a fixed version below.
- Alpine/xorg-server—upgrade to 1.19.5-r0 or later
- —upgrade to 2:1.19.5-1 or later
- —upgrade to 2:1.12.4-6+deb7u8 or later
- —upgrade to 2:1.16.4-1+deb8u2 or later
Is CVE-2017-12176 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 1.19.5-r0
- from 0, < 2:1.19.5-1
- from 0, < 2:1.12.4-6+deb7u8
- from 0, < 2:1.16.4-1+deb8u2
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 |