---
cve: "CVE-2020-6106"
severity: "MEDIUM"
cvss: 4.4
epss: "1.5%"
vendor: "n/a"
kev: false
exploited: false
published: "2020-10-15 15:15:11"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-11-03T14:36:30+01:00"
---

# CVE-2020-6106

> 4.4 MEDIUM

## Beschreibung

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.

## CNA-Record (Kanon, cvelistV5)

- CNA: **talos**
- State: PUBLISHED
- Stand: 2024-08-04 08:47:41
- CNA-CVSS: **4.4** (`CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N`)

## CVSS-Vektor

```
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Hoch | good |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Keine | good |
| A Verfügbarkeit | Keine | good |

## Schwachstellen-Klasse

- **CWE-131** — Incorrect Calculation of Buffer Size
  The product does not correctly calculate the size to be used when allocating a buffer.

## Angriffsmuster (CAPEC)

- [CAPEC-47 — Buffer Overflow via Parameter Expansion](https://capec.mitre.org/data/definitions/47.html) _(Severity: High)_
- [CAPEC-100 — Overflow Buffers](https://capec.mitre.org/data/definitions/100.html) _(Severity: Very High)_

## Referenzen

- <https://talosintelligence.com/vulnerability_reports/TALOS-2020-1048>
- <https://security.gentoo.org/glsa/202101-26>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2020-6106/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_