CVE-2020-11049 Out-of-bounds Read in FreeRDPrdp_read_share_control_header
An out-of-bounds read in FreeRDP allows attackers to cause denial of service or disclose memory contents via crafted protocol 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-2020-11049?
CVE-2020-11049 is a medium-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 7 May 2020. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
In FreeRDP after 1.1 and before 2.0.0, there is an out-of-bound read of client memory that is then passed on to the protocol parser. This has been patched in 2.0.0.
Weakness: CWE-125
Which versions are affected by CVE-2020-11049?
It affects 3 products.
Products include Canonical Ubuntu Linux, Debian Debian Linux, Freerdp Freerdp.
How do I fix CVE-2020-11049?
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-2020-11049 being exploited?
There is no known exploitation of CVE-2020-11049 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2020-11049, GHSA-wwh7-r2r8-xjpr, UBUNTU-CVE-2020-11049.