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CVE-2023-39350

Publication date 31 August 2023

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. This issue affects Clients only. Integer underflow leading to DOS (e.g. abort due to `WINPR_ASSERT` with default compilation flags). When an insufficient blockLen is provided, and proper length validation is not performed, an Integer Underflow occurs, leading to a Denial of Service (DOS) vulnerability. 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.

Why is this CVE low priority?

Denial of service against FreeRDP client only.

Learn more about Ubuntu priority

Status

Package Ubuntu Release Status
freerdp2 23.10 mantic
Fixed 2.10.0+dfsg1-1.1ubuntu1
23.04 lunar
Fixed 2.10.0+dfsg1-1ubuntu0.2
22.04 LTS jammy
Fixed 2.6.1+dfsg1-3ubuntu2.4
20.04 LTS focal
Fixed 2.2.0+dfsg1-0ubuntu0.20.04.5
18.04 LTS bionic
16.04 LTS xenial Ignored end of standard support
14.04 LTS trusty Ignored end of standard support

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Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H