---
cve: "CVE-2021-25320"
severity: "CRITICAL"
cvss: 9.9
epss: "85%"
vendor: "Rancher"
kev: false
exploited: false
published: "2021-07-15 08:55:17"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-04T05:25:47+02:00"
---

# CVE-2021-25320

> 9.9 CRITICAL

## Beschreibung

A Improper Access Control vulnerability in Rancher, allows users in the cluster to make request to cloud providers by creating requests with the cloud-credential ID. Rancher in this case would attach the requested credentials without further checks This issue affects: Rancher versions prior to 2.5.9; Rancher versions prior to 2.4.16.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- c29a771063e6926df6916990f1730e0574042ba8 (Commit)
- 3c54189441fdac08fd4a1b3113216e085004f061 (Commit)

## Referenzen

- <https://bugzilla.suse.com/show_bug.cgi?id=1185514>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2021-25320) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_