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nvd[email protected]NVD:CVE-2022-46341
HistoryDec 14, 2022 - 9:15 p.m.

CVE-2022-46341

2022-12-1421:15:13
CWE-787
web.nvd.nist.gov
1
x.org
vulnerability
out-of-bounds memory
local privileges elevation
remote code execution
ssh forwarding

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.036 Low

EPSS

Percentile

91.7%

A vulnerability was found in X.Org. This security flaw occurs because the handler for the XIPassiveUngrab request accesses out-of-bounds memory when invoked with a high keycode or button code. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.

Affected configurations

NVD
Node
x.orgx_serverMatch1.20.4
AND
redhatenterprise_linuxMatch6.0
OR
redhatenterprise_linuxMatch7.0
OR
redhatenterprise_linuxMatch8.0
OR
redhatenterprise_linuxMatch9.0
Node
fedoraprojectfedoraMatch36
OR
fedoraprojectfedoraMatch37
Node
debiandebian_linuxMatch11.0

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.036 Low

EPSS

Percentile

91.7%