CVE-2020-6104 Information disclosure in F2FS-Tools
An attacker can disclose sensitive information by providing a specially crafted F2FS filesystem image to the 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-2020-6104?
CVE-2020-6104 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 get_dnode_of_data functionality of F2fs-Tools F2fs.Fsck 1.13. A specially crafted f2fs filesystem can cause information disclosure resulting in a information disclosure. An attacker can provide a malicious file to trigger this vulnerability.
Weakness: CWE-125
Which versions are affected by CVE-2020-6104?
It affects 1 product.
Products include F2fs-Tools Project F2fs-Tools.
How do I fix CVE-2020-6104?
Upgrade to a fixed version.
Is CVE-2020-6104 being exploited?
There is no known exploitation of CVE-2020-6104 in the wild and no public exploit code.
Other vulnerabilities in F2FS-Tools
Sources
Also known as ALPINE-CVE-2020-6104, DEBIAN-CVE-2020-6104, GHSA-hjcj-jfhg-v58h, UBUNTU-CVE-2020-6104.