CVE-2020-11901 Memory corruption in n/a

Critical 9.0 Published 17 Jun 2020 Updated 4 Aug 2024

Attackers can achieve remote code execution by sending a single invalid DNS response to systems using the Treck TCP/IP stack.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-11901?

CVE-2020-11901 is a critical memory corruption vulnerability in n/a, published on 17 Jun 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Treck TCP/IP stack before 6.0.1.66 allows Remote Code execution via a single invalid DNS response.

Weakness: CWE-787, CWE-330, CWE-131, CWE-125

Which versions are affected by CVE-2020-11901?

It affects 1 product.

Products include Treck Tcp\/Ip.

How do I fix CVE-2020-11901?

No fix has been published for CVE-2020-11901 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-11901 being exploited?

There is no known exploitation of CVE-2020-11901 in the wild and no public exploit code.

Sources

Also known as GHSA-h43v-qw2f-527m.