Out-of-bounds Write Affecting freerdp-proxy package, versions <2.4.0-150400.3.6.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.25% (64th percentile)

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  • Snyk IDSNYK-SLES154-FREERDPPROXY-3016810
  • published3 Sept 2022
  • disclosed2 Sept 2022

Introduced: 2 Sep 2022

CVE-2021-41159  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade SLES:15.4 freerdp-proxy to version 2.4.0-150400.3.6.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream freerdp-proxy package and not the freerdp-proxy package as distributed by SLES. See How to fix? for SLES:15.4 relevant fixed versions and status.

FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. All FreeRDP clients prior to version 2.4.1 using gateway connections (/gt:rpc) fail to validate input data. A malicious gateway might allow client memory to be written out of bounds. This issue has been resolved in version 2.4.1. If you are unable to update then use /gt:http rather than /gt:rdp connections if possible or use a direct connection without a gateway.

CVSS Scores

version 3.1