Microsoft Exchange Server Remote Code Execution Vulnerability
Key Information
- Vendor
- Microsoft
- Status
- Microsoft Exchange Server 2013 Cumulative Update 23
- Microsoft Exchange Server 2016 Cumulative Update 22
- Microsoft Exchange Server 2019 Cumulative Update 11
- Microsoft Exchange Server 2019 Cumulative Update 12
- Vendor
- CVE Published:
- 3 October 2022
Badges
Summary
Microsoft Exchange Server Remote Code Execution Vulnerability
CISA Reported
CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2022-41082 as being exploited and is known by the CISA as enabling ransomware campaigns.
The CISA's recommendation is: Apply updates per vendor instructions.
Affected Version(s)
Microsoft Exchange Server 2013 Cumulative Update 23 < 15.00.1497.044
Microsoft Exchange Server 2016 Cumulative Update 22 < 15.01.2375.037
Microsoft Exchange Server 2019 Cumulative Update 11 < 15.02.0986.036
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.
EPSS Score
14% chance of being exploited in the next 30 days.
CVSS V3.1
Timeline
- 👾
Exploit exists.
Risk change from: 8.8 to: 8 - (HIGH)
Vulnerability published.
Vulnerability Reserved.