CVE-2022-41040: Microsoft Exchange Server Elevation of Privilege Vulnerability
First published: Fri Sep 30 2022(Updated: )
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.
Credit: secure@microsoft.com secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Exchange Server | =2013-cumulative_update_23 | |
| Microsoft Exchange Server | =2016-cumulative_update_22 | |
| Microsoft Exchange Server | =2016-cumulative_update_23 | |
| Microsoft Exchange Server | =2019-cumulative_update_11 | |
| Microsoft Exchange Server | =2019-cumulative_update_12 |
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Reference Links
- http://packetstormsecurity.com/files/170066/Microsoft-Exchange-ProxyNotShell-Remote-Code-Execution.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-41040
- https://www.kb.cert.org/vuls/id/915563
- https://www.secpod.com/blog/microsoft-november-2022-patch-tuesday-patches-65-vulnerabilities-including-6-zero-days/
- https://msrc-blog.microsoft.com/2022/09/29/customer-guidance-for-reported-zero-day-vulnerabilities-in-microsoft-exchange-server/;
- https://nvd.nist.gov/vuln/detail/CVE-2022-41040
Frequently Asked Questions
What is CVE-2022-41040?
CVE-2022-41040 is a server-side request forgery vulnerability found in Microsoft Exchange Server.
What is the impact of CVE-2022-41040?
CVE-2022-41040 allows an attacker to forge requests and potentially access internal resources.
Is CVE-2022-41040 exploitable remotely?
Yes, CVE-2022-41040 can be exploited remotely.
How can I mitigate CVE-2022-41040?
To mitigate CVE-2022-41040, apply the security updates provided by Microsoft and follow their guidance.
Where can I find more information about CVE-2022-41040?
You can find more information about CVE-2022-41040 in the Microsoft Security Response Center blog post.
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