CVE-2023-39352: Invalid offset validation leading to Out Of Bound Write in FreeRDP
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. Affected versions are subject to an invalid offset validation leading to Out Of Bound Write. This can be triggered when the values rect->left and rect->top are exactly equal to surface->width and surface->height. eg. rect->left == surface->width && rect->top == surface->height. In practice this should 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.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is CVE-2023-39352?
CVE-2023-39352 is a vulnerability in the FreeRDP software that allows for an out-of-bounds write due to an invalid offset validation.
How severe is CVE-2023-39352?
CVE-2023-39352 has a severity level of 9.8 (Critical).
Which versions of FreeRDP are affected by CVE-2023-39352?
Versions up to and inclusive of 2.11.0, 3.0.0-beta1, and 3.0.0-beta2 of FreeRDP are affected by CVE-2023-39352.
How can CVE-2023-39352 be exploited?
CVE-2023-39352 can be exploited by triggering an out-of-bounds write when specific values are equal.
Is there a fix available for CVE-2023-39352?
Yes, a fix is available for CVE-2023-39352. Users should update to a version of FreeRDP that has the patch applied.