CVE-2020-6108

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-24. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 7.8Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

An exploitable code execution vulnerability exists in the fsck_chk_orphan_node functionality of F2fs-Tools F2fs.Fsck 1.13. A specially crafted f2fs filesystem can cause a heap buffer overflow resulting in a code execution. An attacker can provide a malicious file to trigger this vulnerability.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
40(Track)
EG Risk 40/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity78% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
82%
KEV
Not listed

Published

October 15, 2020

Last Modified

November 21, 2024

References (4)

Affected Packages

(16 across 16 ecosystems)
Alpine:v3.13(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Alpine:v3.14(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Alpine:v3.15(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Alpine:v3.16(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Alpine:v3.17(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Alpine:v3.18(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Alpine:v3.19(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Alpine:v3.20(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Alpine:v3.21(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Alpine:v3.22(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Alpine:v3.23(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Alpine:v3.24(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-r0—
Debian:11(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
f2fs-tools—1.14.0-1—

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 5× in last 7d / 21× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 152 total refreshes for this CVE.

  1. 2026-09-18 19:23 UTCEPSS rescore
  2. 2026-09-17 19:22 UTCEPSS rescore
  3. 2026-09-16 14:04 UTCEPSS rescore
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  14. 2026-09-01 04:59 UTCOSV refresh
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  1. 2026-08-16 14:52 UTCEPSS rescore
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  3. 2026-08-15 04:07 UTCOSV refresh
  4. 2026-08-15 01:27 UTCEPSS rescore
  5. 2026-08-13 21:57 UTCEPSS rescore
  6. 2026-08-12 13:47 UTCEPSS rescore
  7. 2026-08-09 13:43 UTCEPSS rescore
  8. 2026-08-08 16:33 UTCEPSS rescore
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  11. 2026-08-05 19:14 UTCEPSS rescore
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  17. 2026-07-30 16:14 UTCOSV refresh
  18. 2026-07-30 01:27 UTCEPSS rescore
  19. 2026-07-28 15:33 UTCEPSS rescore
  20. 2026-07-26 14:52 UTCEPSS rescore
  21. 2026-07-25 14:15 UTCEPSS rescore
  22. 2026-07-24 14:15 UTCEPSS rescore
  23. 2026-07-23 14:15 UTCEPSS rescore
  24. 2026-07-23 01:54 UTCEG score recompute
  25. 2026-07-22 22:40 UTCEG score recompute
  26. 2026-07-22 14:05 UTCEPSS rescore
  27. 2026-07-21 15:22 UTCEPSS rescore
  28. 2026-07-21 15:22 UTCEPSS rescore
  29. 2026-07-20 17:04 UTCEPSS rescore
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  40. 2026-07-13 22:27 UTCEPSS rescore
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  42. 2026-07-13 06:10 UTCEPSS rescore
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  44. 2026-07-13 01:08 UTCOSV refresh
  45. 2026-07-12 05:44 UTCEPSS rescore
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  47. 2026-07-11 08:25 UTCEPSS rescore
  48. 2026-07-11 08:25 UTCEPSS rescore
  49. 2026-07-09 19:07 UTCEPSS rescore
  50. 2026-07-08 15:12 UTCEPSS rescore
  51. 2026-07-07 13:43 UTCEPSS rescore
  52. 2026-07-06 16:25 UTCEPSS rescore
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  67. 2026-06-27 03:06 UTCEPSS rescore
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  69. 2026-06-25 13:48 UTCEPSS rescore
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  71. 2026-06-24 14:03 UTCEPSS rescore
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  73. 2026-06-24 10:20 UTCOSV refresh
  74. 2026-06-23 21:31 UTCEPSS rescore
  75. 2026-06-23 21:31 UTCEPSS rescore

Frequently asked(5)

What is CVE-2020-6108?
CVE-2020-6108 is a high vulnerability published on October 15, 2020. An exploitable code execution vulnerability exists in the fsckchkorphan_node functionality of F2fs-Tools F2fs.Fsck 1.13. A specially crafted f2fs filesystem can cause a heap buffer overflow resulting in a code execution. An attacker can provide a malicious file to trigger this vulnerability.
When was CVE-2020-6108 disclosed?
CVE-2020-6108 was first published in the National Vulnerability Database on October 15, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-6108 actively exploited?
CVE-2020-6108 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 18.2% of all scored CVEs.
What is the CVSS score of CVE-2020-6108?
CVE-2020-6108 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2020-6108?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-6108, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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