CVE-2020-11019 Out of bound read in update_recv in FreeRDP

Medium 4.3 Published Updated

An out-of-bounds read in FreeRDP allows attackers to disclose local terminal data or cause a crash when trace logging is enabled.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2020-11019?

CVE-2020-11019 is a medium-severity vulnerability in Debian Debian Linux, published on 29 May 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

In FreeRDP less than or equal to 2.0.0, when running with logger set to "WLOG_TRACE", a possible crash of application could occur due to a read of an invalid array index. Data could be printed as string to local terminal. This has been fixed in 2.1.0.

Weakness: CWE-125

Which versions are affected by CVE-2020-11019?

It affects 3 products.

Products include Debian Debian Linux, Freerdp Freerdp, Opensuse Leap.

How do I fix CVE-2020-11019?

Upgrade to a fixed version.

Is CVE-2020-11019 being exploited?

There is no known exploitation of CVE-2020-11019 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2020-11019, GHSA-wvrr-2f4r-hjvh, UBUNTU-CVE-2020-11019.

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