VulnerabilityModified
CVE-2020-6070
An exploitable code execution vulnerability exists in the file system checking functionality of fsck.f2fs 1.12.0.
HIGH 7.8EPSS 1.73%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.73%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An exploitable code execution vulnerability exists in the file system checking functionality of fsck.f2fs 1.12.0. A specially crafted f2fs file can cause a logic flaw and out-of-bounds heap operations, resulting in code execution. An attacker can provide a malicious file to trigger this vulnerability.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.73% probability · 76th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-131
- Affected
- f2fs-tools project/f2fs-tools · fedoraproject/fedora
- Source
- talos-cna@cisco.com
References
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3SZ4HMQKNI35NBWJI6XMJBGWPEKZRR72/
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-0988Exploit, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3SZ4HMQKNI35NBWJI6XMJBGWPEKZRR72/
- https://talosintelligence.com/vulnerability_reports/TALOS-2020-0988Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.