---
cve: "CVE-2023-28642"
severity: "MEDIUM"
cvss: 6.1
epss: "34%"
vendor: "opencontainers"
kev: false
exploited: false
published: "2023-03-29 19:15:22"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-10T21:00:16+02:00"
---

# CVE-2023-28642

> 6.1 MEDIUM · 🧪 PoC

## Beschreibung

runc is a CLI tool for spawning and running containers according to the OCI specification. It was found that AppArmor can be bypassed when `/proc` inside the container is symlinked with a specific mount configuration. This issue has been fixed in runc version 1.1.5, by prohibiting symlinked `/proc`. See PR #3785 for details. users are advised to upgrade. Users unable to upgrade should avoid using an untrusted container image.

## CVSS-Vektor

```
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
```

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

## Patch verfügbar (OSV)

- f19387a6bec4944c770f7668ab51c4348d9c2f38 (Commit)

## Referenzen

- <https://github.com/opencontainers/runc/security/advisories/GHSA-g2j6-57v7-gm8c>
- <https://github.com/opencontainers/runc/pull/3785>
- <https://security.netapp.com/advisory/ntap-20241206-0005/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2023-28642) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_