Vulnerability identifier: #VU54705

Vulnerability risk: High

CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2021-34473

CWE-ID: CWE-94

Exploitation vector: Network

Exploits in database: 5

• January 2, 2024
  • CVE-2021-34473 (CVE-2021-34473 Microsoft Exchange Server Remote Code Execution Vulnerability) [Github]
• September 7, 2021
  • proxyshell (Proof of Concept for CVE-2021-34473, CVE-2021-34523, and CVE-2021-31207) [Github]
• August 19, 2021
  • Microsoft Exchange ProxyShell RCE [Metasploit]
• August 16, 2021
  • CVE-2021-34473 (CVE-2021-34473 Microsoft Exchange Server Remote Code Execution Vulnerability) [Github]
• August 11, 2021
  • CVE-2021-34473-scanner (Scanner for CVE-2021-34473, ProxyShell, A Microsoft Exchange On-premise Vulnerability) [Github]

Impact: Code execution

Vulnerable software:
Microsoft Exchange Server
Server applications / Mail servers

Vendor: Microsoft