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ubuntucveUbuntu.comUB:CVE-2023-40567
HistoryAug 31, 2023 - 12:00 a.m.

CVE-2023-40567

2023-08-3100:00:00
ubuntu.com
ubuntu.com
11
freerdp
remote desktop protocol
out-of-bounds write
vulnerability
upgrade

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

48.8%

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP),
released under the Apache license. Affected versions are subject to an
Out-Of-Bounds Write in the clear_decompress_bands_data function in which
there is no offset validation. Abuse of this vulnerability may lead to an
out of bounds write. This issue has been addressed in versions 2.11.0 and
3.0.0-beta3. Users are advised to upgrade. there are no known workarounds
for this vulnerability.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchfreerdp2< 2.2.0+dfsg1-0ubuntu0.18.04.4+esm1UNKNOWN
ubuntu20.04noarchfreerdp2< 2.2.0+dfsg1-0ubuntu0.20.04.5UNKNOWN
ubuntu22.04noarchfreerdp2< 2.6.1+dfsg1-3ubuntu2.4UNKNOWN
ubuntu23.04noarchfreerdp2< 2.10.0+dfsg1-1ubuntu0.2UNKNOWN
ubuntu23.10noarchfreerdp2< 2.10.0+dfsg1-1.1ubuntu1UNKNOWN

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.001

Percentile

48.8%