Out-of-Bounds Read Affecting freerdp/freerdp package, versions [,2.11.6) [3.0.0,3.5.0)


0.0
medium

Snyk CVSS

    Attack Complexity Low

    Threat Intelligence

    EPSS 0.05% (15th percentile)

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  • Snyk ID SNYK-UNMANAGED-FREERDPFREERDP-6672299
  • published 23 Apr 2024
  • disclosed 22 Apr 2024
  • credit Evgeny Legerov

How to fix?

Upgrade freerdp/freerdp to version 2.11.6, 3.5.0 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-Bounds Read due to improper handling in the planar_skip_plane_rle function. An attacker can exploit this vulnerability by sending crafted packets to be processed by the vulnerable function.

Workaround

This vulnerability can be mitigated by using /gfx or /rfx modes, which are on by default and require server-side support.