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Vulnerability Intelligence

CVE-2017-12178 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2017-12178

CVE-2017-12178

CRITICAL9.8

xorg-x11-server before 1

Published Jan 24, 2018

Modified 1 years ago

Details

xorg-x11-server before 1.19.5 had wrong extra length check in ProcXIChangeHierarchy function allowing malicious X client to cause X server to crash or possibly execute arbitrary code.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1509219

https://cgit.freedesktop.org/xorg/xserver/commit/?id=859b08d523307eebde7724fd1a0789c44813e821

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

https://security.gentoo.org/glsa/201711-05

https://www.cve.org/CVERecord?id=CVE-2017-12178

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

CVSS Analysis

CVSS v3.0

9.8

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

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

Weakness Type (CWE)

Other

Ecosystems

Timeline

PublishedJan 24, 2018

ModifiedSep 16, 2024