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veracodeVeracode Vulnerability DatabaseVERACODE:44045
HistoryOct 28, 2023 - 12:48 a.m.

Out-of-Bounds Write

2023-10-2800:48:10
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
14
xwayland
out-of-bounds write
xorg x11 server
vulnerability

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

0

Percentile

10.7%

xwayland is vulnerable to Out-of-Bounds Write. An attacker could exploit this vulnerability by crafting a malicious X11 message that would cause the Xorg X11 server to write data outside of the bounds of a buffer which would allow the attacker to crash the server or escalate privileges.

References

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.4

Confidence

High

EPSS

0

Percentile

10.7%