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alpinelinuxAlpine Linux Development TeamALPINE:CVE-2022-23483
HistoryDec 09, 2022 - 6:15 p.m.

CVE-2022-23483

2022-12-0918:15:16
Alpine Linux Development Team
security.alpinelinux.org
19
xrdp
out of bound read
libxrdp_send_to_channel
microsoft remote desktop protocol
rdp
upgrade
security issue
unix

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%

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

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%