---
cve: "CVE-2026-47831"
severity: "HIGH"
cvss: 7.7
epss: "0.3%"
vendor: "Cloud Foundry Foundation"
kev: false
exploited: false
published: "2026-07-09 06:26:00"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-24T20:36:38+02:00"
---

# CVE-2026-47831

> 7.7 HIGH

## Beschreibung

Use of a cryptographically weak random number generator in the GenerateRandomPassword function in bosh-windows-stemcell-builder allows a remote attacker to brute-force the resulting SSH login via TCP/22.
Affected versions: bosh-windows-stemcell-builder versions prior to v2019.98.

## CVSS-Vektor

```
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Benachbart | warn |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://www.cloudfoundry.org/blog/cve-2026-47831-cryptographically-weak-password-generation-in-bosh-windows-stemcell-builder-allows-remote-ssh-brute-force-attacks/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-47831) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_