CVE-2022-41040 is a vulnerability in Microsoft Exchange Server
Published on October 3, 2022
Microsoft Exchange Server Elevation of Privilege Vulnerability.
Known Exploited Vulnerability
This Microsoft Exchange Server Server-Side Request Forgery Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Microsoft Exchange Server allows for server-side request forgery. Dubbed "ProxyNotShell," this vulnerability is chainable with CVE-2022-41082 which allows for remote code execution.
The following remediation steps are recommended / required by October 21, 2022: Apply updates per vendor instructions.
CVE-2022-41040 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. It has an exploitability score of 2.8 out of four. The potential impact of an exploit of this vulnerability is considered to be very high.
Improper Privilege Management
The software does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
Products Associated with CVE-2022-41040
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What versions of Exchange Server are vulnerable to CVE-2022-41040?
- Microsoft Exchange Server Version 2013 cumulative_update_23
- Microsoft Exchange Server Version 2016 cumulative_update_22
- Microsoft Exchange Server Version 2019 cumulative_update_11
- Microsoft Exchange Server Version 2019 cumulative_update_12
- Microsoft Exchange Server Version 2016 cumulative_update_23