CVE-2020-6106 Information disclosure in F2fs-Tools

Medium 4.4 Published Updated

An attacker can disclose information by providing a specially crafted filesystem to the F2fs-Tools fsck utility.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2020-6106?

CVE-2020-6106 is a medium-severity vulnerability in F2fs-Tools, published on 15 Oct 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An exploitable information disclosure vulnerability exists in the init_node_manager functionality of F2fs-Tools F2fs.Fsck 1.12 and 1.13. A specially crafted filesystem can be used to disclose information. An attacker can provide a malicious file to trigger this vulnerability.

Weakness: CWE-125, CWE-131

Which versions are affected by CVE-2020-6106?

It affects 1 product.

Products include F2fs-Tools Project F2fs-Tools.

How do I fix CVE-2020-6106?

Apply the vendor's patch.

Is CVE-2020-6106 being exploited?

There is no known exploitation of CVE-2020-6106 in the wild and no public exploit code.

Sources

Also known as ALPINE-CVE-2020-6106, DEBIAN-CVE-2020-6106, GHSA-g2pw-hx42-qrf8, UBUNTU-CVE-2020-6106.

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