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CVE-2017-12185

critical

Description

xorg-x11-server before 1.19.5 was missing length validation in MIT-SCREEN-SAVER extension allowing malicious X client to cause X server to crash or possibly execute arbitrary code.

References

https://www.debian.org/security/2017/dsa-4000

https://lists.debian.org/debian-lts-announce/2017/11/msg00032.html

https://cgit.freedesktop.org/xorg/xserver/commit/?id=cad5a1050b7184d828aef9c1dd151c3ab649d37e

https://bugzilla.redhat.com/show_bug.cgi?id=1509215

Details

Source: Mitre, NVD

Published: 2018-01-24

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00883