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Out-of-bounds Read

CVE-2022-39317

Medium
4.6/10

Summary

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing a range check for input offset index in "ZGFX" decoder. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it. This issue affects FreeRDP versions prior to 2.9.0. There are no known workarounds for this issue.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • REQUIRED
  • LOW
  • LOW
  • LOW

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.

References

Advisory Timeline

  • Published