---
cve: "CVE-2021-3579"
severity: "HIGH"
cvss: 7.8
epss: "72%"
vendor: "Bitdefender"
kev: false
exploited: false
published: "2021-10-28 14:15:08"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-11T15:14:49+02:00"
---

# CVE-2021-3579

> 7.8 HIGH

## Beschreibung

Incorrect Default Permissions vulnerability in the bdservicehost.exe and Vulnerability.Scan.exe components as used in Bitdefender Endpoint Security Tools for Windows, Total Security allows a local attacker to elevate privileges to NT AUTHORITY\SYSTEM This issue affects: Bitdefender Endpoint Security Tools for Windows versions prior to 7.2.1.65. Bitdefender Total Security versions prior to 7.2.1.65.

## CVSS-Vektor

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

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

## Referenzen

- <https://www.bitdefender.com/support/security-advisories/incorrect-default-permissions-vulnerability-in-bdservicehost-exe-and-vulnerability-scan-exe-va-9848/>
- <https://www.zerodayinitiative.com/advisories/ZDI-21-1277/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2021-3579) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_