CVE-2022-23481

2022-12-0918:15:16

Alpine Linux Development Team

security.alpinelinux.org

xrdp

out of bound read

cve-2022-23481

fix available

remote desktop protocol

CVSS3

9.1

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

AI Score

9.4

Confidence

High

EPSS

0.002

Percentile

57.2%

JSON

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_caps_process_confirm_active() function. There are no known workarounds for this issue. Users are advised to upgrade.

OSVersionArchitecturePackageVersionFilename
Alpineedge-communitynoarchxrdp< 0.9.21.1-r0UNKNOWN
Alpine3.17-communitynoarchxrdp< 0.9.21.1-r0UNKNOWN
Alpine3.18-communitynoarchxrdp< 0.9.21.1-r0UNKNOWN
Alpine3.19-communitynoarchxrdp< 0.9.21.1-r0UNKNOWN
Alpine3.20-communitynoarchxrdp< 0.9.21.1-r0UNKNOWN

OS	Version	Architecture	Package	Version	Filename
Alpine	edge-community	noarch	xrdp	< 0.9.21.1-r0	UNKNOWN
Alpine	3.17-community	noarch	xrdp	< 0.9.21.1-r0	UNKNOWN
Alpine	3.18-community	noarch	xrdp	< 0.9.21.1-r0	UNKNOWN
Alpine	3.19-community	noarch	xrdp	< 0.9.21.1-r0	UNKNOWN
Alpine	3.20-community	noarch	xrdp	< 0.9.21.1-r0	UNKNOWN