CVE-2020-6162 Memory corruption in n/a

Critical 9.1 Published 10 Jan 2020 Updated 4 Aug 2024

An out-of-bounds read in Bftpd causes the daemon to crash at startup, resulting in a denial of service.

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-2020-6162?

CVE-2020-6162 is a critical memory corruption vulnerability in n/a, published on 10 Jan 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in Bftpd 5.3. Under certain circumstances, an out-of-bounds read is triggered due to an uninitialized value. The daemon crashes at startup in the hidegroups_init function in dirlist.c.

Weakness: CWE-125

Which versions are affected by CVE-2020-6162?

It affects 1 product.

Products include Bftpd Project Bftpd.

How do I fix CVE-2020-6162?

No fix has been published for CVE-2020-6162 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-2020-6162 being exploited?

There is no known exploitation of CVE-2020-6162 in the wild and no public exploit code.

Sources

Also known as GHSA-568h-8j2j-wm8w.