CVE-2022-41080 Microsoft Exchange Server Privilege Escalation
An attacker can elevate privileges on Microsoft Exchange Server, potentially gaining unauthorized control over the mail system.
- Exploited in the wild
- Since 10 Jan 2023
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-41080?
CVE-2022-41080 is a high-severity vulnerability in Microsoft Exchange Server, published on 9 Nov 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Microsoft Exchange Server Elevation of Privilege Vulnerability
Which versions are affected by CVE-2022-41080?
It affects 1 product.
Products include Microsoft Exchange Server.
How do I fix CVE-2022-41080?
No fix has been published for CVE-2022-41080 yet. Limit exposure of the affected software until one is available. US federal agencies must fix it by 31 Jan 2023.
Is CVE-2022-41080 being exploited?
Yes. Attackers have exploited CVE-2022-41080 in the wild since at least 10 Jan 2023, including in ransomware campaigns.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Microsoft Exchange Server
- CVE-2024-21410 Microsoft Exchange Server Privilege Escalation
- CVE-2021-34473 Microsoft Exchange Server Remote Code Execution
- CVE-2021-26855 Microsoft Exchange Server Remote Code Execution
- CVE-2021-34523 Microsoft Exchange Server Privilege Escalation
- CVE-2023-21529 Microsoft Exchange Server Deserialization of Untrusted Data
Sources
Also known as GHSA-2cwh-g5wf-mfh8.