CVE-2023-39354
MediumCVSS 5.9Exploitation Probability (EPSS)
Elevated risk67th percentile - higher than 67% of all known CVEs
Summary
FreeRDP, a free implementation of the RDP protocol, has a vulnerability in the `nsc_rle_decompress_data` function that allows for an Out-Of-Bounds Read. This issue arises because it does not check if `context->Planes` contains data of sufficient length.
Risk Assessment
An attacker could exploit this vulnerability to cause a system crash. If exploited, it may lead to service availability interruptions.
Recommendation
It is recommended to upgrade to version 2.11.0 or 3.0.0-beta3 to mitigate this vulnerability. There are no known workarounds for this issue.
Original NVD description (English source)
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 Read in the `nsc_rle_decompress_data` function. The Out-Of-Bounds Read occurs because it processes `context->Planes` without checking if it contains data of sufficient length. Should an attacker be able to leverage this vulnerability they may be able to cause a crash. 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.