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Out-of-bounds Read


Severity High
Score 7.5/10


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 vulnerability affects versions through 2.10.0 and 3.0.0-beta1 through 3.0.0-beta2.

  • LOW
  • NONE
  • NONE
  • NONE
  • NONE
  • HIGH

CWE-125 - Out-of-Bounds Read

Out-of-bounds read is a vulnerability that allows access to memory beyond the authorized accessible location. Such a vulnerability compromises the confidentiality of the trusted environment in the application and enables an attacker to launch further attacks by leveraging the exposed information.

Advisory Timeline

  • Published