CVE-2020-11043 Out-of-bounds Read in FreeRDP
An out-of-bounds read in the FreeRDP RFX decoder allows attackers to cause screen corruption or potential information disclosure via invalid data.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-11043?
CVE-2020-11043 is a low-severity memory corruption vulnerability in Debian Debian Linux, published on 29 May 2020. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
In FreeRDP less than or equal to 2.0.0, there is an out-of-bounds read in rfx_process_message_tileset. Invalid data fed to RFX decoder results in garbage on screen (as colors). This has been patched in 2.1.0.
Weakness: CWE-125
Which versions are affected by CVE-2020-11043?
It affects 3 products.
Products include Debian Debian Linux, Freerdp Freerdp, Opensuse Leap.
How do I fix CVE-2020-11043?
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-2020-11043 being exploited?
There is no known exploitation of CVE-2020-11043 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2020-11043, GHSA-5mr4-28w3-rc84, UBUNTU-CVE-2020-11043.