Multiple vulnerabilities in Microsoft Exchange Server

Description

Multiple vulnerabilities were found in Microsoft Exchange Server. Malicious users can exploit these vulnerabilities to execute arbitrary code, spoof user interface, bypass security restrictions.

Below is a complete list of vulnerabilities:

1. A remote code execution vulnerability in Microsoft Exchange Server can be exploited remotely to execute arbitrary code.
2. A spoofing vulnerability in Microsoft Exchange Server can be exploited remotely to spoof user interface.
3. A security feature bypass vulnerability in Microsoft Exchange Server can be exploited remotely to bypass security restrictions.

Fiches de renseignement originales

• CVE-2021-31198

• CVE-2021-31209
• CVE-2021-31207
• CVE-2021-31195

Exploitation

This vulnerability can be exploited by the following malware:

https://threats.kaspersky.com/en/threat/Exploit.Win32.ProxyShell/

Public exploits exist for this vulnerability.

Produits associés

• Microsoft-Exchange-Server

Liste CVE

• CVE-2021-31198
  critical
• CVE-2021-31209
  critical
• CVE-2021-31207
  high
• CVE-2021-31195
  critical

Liste KB

• 5003435

En savoir plus

Découvrez les statistiques de la propagation des vulnérabilités dans votre région statistics.securelist.com