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ubuntucveUbuntu.comUB:CVE-2022-23482
HistoryDec 09, 2022 - 12:00 a.m.

CVE-2022-23482

2022-12-0900:00:00
ubuntu.com
ubuntu.com
17
xrdp
out of bound read
vulnerability
remote desktop
upgrade
microsoft remote desktop protocol

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

56.4%

xrdp is an open source project which provides a graphical login to remote
machines using Microsoft Remote Desktop Protocol (RDP). xrdp < v0.9.21
contain a Out of Bound Read in xrdp_sec_process_mcs_data_CS_CORE()
function. There are no known workarounds for this issue. Users are advised
to upgrade.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchxrdp< 0.9.5-2ubuntu0.1~esm2UNKNOWN
ubuntu20.04noarchxrdp< 0.9.12-1ubuntu0.1+esm1UNKNOWN
ubuntu22.04noarchxrdp< 0.9.17-2ubuntu2+esm1UNKNOWN

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

56.4%