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No exploitation reportedFix available

CVE-2020-6070

No exploitation reported by the sources we read.

  • Published2020-08-10
  • WeaknessCWE-131

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2020-08-1014:15CVE publishedNVD

Versions per branch

NVD
F2fs-tools project f2fs-tools
BranchAffectedFixed in
1.12= 1.12.0no fix published
Fedoraproject fedora
BranchAffectedFixed in
33.x= 33no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • f2fs-toolsUbuntu:26.10all versions · no fixed version listed
  • f2fs-toolsUbuntu:26.04:LTSall versions · no fixed version listed
  • f2fs-toolsUbuntu:25.10all versions · no fixed version listed
  • f2fs-toolsUbuntu:24.04:LTSall versions · no fixed version listed
  • f2fs-toolsUbuntu:22.04:LTSall versions · no fixed version listed
  • f2fs-toolsUbuntu:20.04:LTSall versions · no fixed version listed
  • f2fs-toolsUbuntu:18.04:LTSall versions · no fixed version listed
  • f2fs-toolsUbuntu:16.04:LTSall versions · no fixed version listed

4 more package ranges on OSV.dev

Vendor advisories

  • CVE-2020-6070 Red Hat Product Security

    f2fs-tools: specially crafted f2fs file can cause a logic flaw and out-of-bounds heap operations, resulting in code execution

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.17.8read 2026-10-23
  • CNACVSS 3.06.7known since 2026-10-23
  • NVDCVSS 2.06.8read 2026-10-23
  • NVDweakness (CWE)CWE-131read 2026-10-23
  • FIRST EPSSEPSS score1.7 %2026-11-09
  • OSVaffected packages—
  • GitHub Advisoriesadvisory—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
2020-08-10
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-5r6m-66fx-q4cm

Frequently asked questions

What is CVE-2020-6070?

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.

Is CVE-2020-6070 actively exploited?

Active exploitation of CVE-2020-6070 has not been confirmed. Its EPSS score was 1.7% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-6070?

CVE-2020-6070 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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