KLA12169
Multiple vulnerabilities in Microsoft Exchange Server

Обновлено: 12/05/2021
Дата обнаружения
11/05/2021
Уровень угрозы
High
Описание

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.
Пораженные продукты

Microsoft Exchange Server 2016 Cumulative Update 20
Microsoft Exchange Server 2019 Cumulative Update 8
Microsoft Exchange Server 2019 Cumulative Update 9
Microsoft Exchange Server 2013 Cumulative Update 23
Microsoft Exchange Server 2016 Cumulative Update 19

Решение

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)

Первичный источник обнаружения
CVE-2021-31198
CVE-2021-31209
CVE-2021-31207
CVE-2021-31195
Оказываемое влияние
?
ACE 
[?]

SB 
[?]

SUI 
[?]
Связанные продукты
Microsoft Exchange Server
CVE-IDS
KB list

5003435

Microsoft official advisories
Microsoft Security Update Guide
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