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veracodeVeracode Vulnerability DatabaseVERACODE:44512
HistoryNov 30, 2023 - 6:44 p.m.

Use-After-Free

2023-11-3018:44:16
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
6
xorg-server vulnerability
use-after-free
privilege escalation
server crash
software security

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

7.3 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

16.1%

xorg-server is vulnerable to Use-After-Free. The vulnerability is triggered by warping the pointer between screens during shutdown or reset which could allow attackers to escalate privileges or crash the server.

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

7.3 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

16.1%