---
cve: "CVE-2020-0796"
severity: "CRITICAL"
cvss: 10.0
epss: "99.8%"
vendor: "Microsoft"
kev: true
exploited: true
published: "2020-03-12 16:15:15"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-08T15:26:00+02:00"
---

# CVE-2020-0796

> 10.0 CRITICAL · ⚠️ CISA KEV (1671 Tage) · 🔓 Exploited · 🧪 PoC

## Beschreibung

A remote code execution vulnerability exists in the way that the Microsoft Server Message Block 3.1.1 (SMBv3) protocol handles certain requests, aka 'Windows SMBv3 Client/Server Remote Code Execution Vulnerability'.

## CVSS-Vektor

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

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

## Exploit-Evidenz

- [EDB-48537 — Microsoft Windows - 'SMBGhost' Remote Code Execution](https://www.exploit-db.com/exploits/48537)
- [EDB-48267 — Microsoft Windows 10 (1903/1909) - 'SMBGhost' SMB3.1.1 'SMB2_COMPRESSION_CAPABILITIES' Local Privilege Escalation](https://www.exploit-db.com/exploits/48267)
- [EDB-48216 — Microsoft Windows 10 (1903/1909) - 'SMBGhost' SMB3.1.1 'SMB2_COMPRESSION_CAPABILITIES' Buffer Overflow (PoC)](https://www.exploit-db.com/exploits/48216)

## Referenzen

- <https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0796>
- <http://packetstormsecurity.com/files/156731/CoronaBlue-SMBGhost-Microsoft-Windows-10-SMB-3.1.1-Proof-Of-Concept.html>
- <http://packetstormsecurity.com/files/156732/Microsoft-Windows-SMB-3.1.1-Remote-Code-Execution.html>
- <http://packetstormsecurity.com/files/156980/Microsoft-Windows-10-SMB-3.1.1-Local-Privilege-Escalation.html>
- <http://packetstormsecurity.com/files/157110/SMBv3-Compression-Buffer-Overflow.html>
- <http://packetstormsecurity.com/files/157901/Microsoft-Windows-SMBGhost-Remote-Code-Execution.html>
- <http://packetstormsecurity.com/files/158054/SMBleed-SMBGhost-Pre-Authentication-Remote-Code-Execution-Proof-Of-Concept.html>
- <https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-0796>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2020-0796) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_