CVE-2020-11042 Out-of-bounds Read in FreeRDP

What is CVE-2020-11042?

CVE-2020-11042 is a medium-severity vulnerability in Canonical Ubuntu Linux, published on 7 May 2020.

Official description

In FreeRDP greater than 1.1 and before 2.0.0, there is an out-of-bounds read in update_read_icon_info. It allows reading a attacker-defined amount of client memory (32bit unsigned -> 4GB) to an intermediate buffer. This can be used to crash the client or store information for later retrieval. This has been patched in 2.0.0.

Weakness: CWE-125

Which versions are affected by CVE-2020-11042?

It affects 3 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Freerdp Freerdp.

How do I fix CVE-2020-11042?

Upgrade to a fixed version.

Is CVE-2020-11042 being exploited?

There is no known exploitation of CVE-2020-11042 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2020-11042, GHSA-9jp6-5vf2-cx2q, UBUNTU-CVE-2020-11042.