---
cve: "CVE-2021-37937"
severity: "MEDIUM"
cvss: 5.9
epss: "71%"
vendor: "Elastic"
kev: false
exploited: false
published: "2023-11-22 02:15:42"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-08T16:05:36+02:00"
---

# CVE-2021-37937

> 5.9 MEDIUM

## Beschreibung

An issue was found with how API keys are created with the Fleet-Server service account. When an API key is created with a service account, it is possible that the API key could be created with higher privileges than intended. Using this vulnerability, a compromised Fleet-Server service account could escalate themselves to a super-user.

## CVSS-Vektor

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

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

## Referenzen

- <https://discuss.elastic.co/t/elastic-stack-7-14-1-security-update/283077>
- <https://www.elastic.co/community/security>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2021-37937) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_