CVE-2017-13723
7.8
HIGH
CVSS 3.1
EPSS 0.13%
Description
In X.Org Server (aka xserver and xorg-server) before 1.19.4, a local attacker authenticated to the X server could overflow a global buffer, causing crashes of the X server or potentially other problems by injecting large or malformed XKB related atoms and accessing them via xkbcomp.
How to fix CVE-2017-13723
To remediate CVE-2017-13723, upgrade the affected package to a fixed version below.
- Alpine/xorg-server—upgrade to 1.19.5-r0 or later
- —upgrade to 2:1.19.4-1 or later
Is CVE-2017-13723 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.19.5-r0
- from 0, < 2:1.19.4-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |