CVE-2023-39354 FreeRDP Out-Of-Bounds Read in nsc_rle_decompress_data
An out-of-bounds read in FreeRDP allows attackers to cause a crash via crafted RDP data, requiring users to upgrade to patched versions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-39354?
CVE-2023-39354 is a medium-severity memory corruption vulnerability in Debian Debian Linux, published on 31 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-125
Which versions are affected by CVE-2023-39354?
It affects 3 products.
Products include Debian Debian Linux, Fedoraproject Fedora, Freerdp Freerdp.
How do I fix CVE-2023-39354?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-39354 being exploited?
There is no known exploitation of CVE-2023-39354 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2023-39354, GHSA-c3r2-pxxp-f8r6, UBUNTU-CVE-2023-39354.