Summary
Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
Are there any special conditions necessary for this vulnerability to be exploitable?
Yes. This vulnerability is only exploitable if the MaxReceiveBuffer LDAP policy is set to a value higher than the default value. Systems with the default value of this policy would not be vulnerable.
For more information, please see LDAP policies.
How could an attacker exploit this vulnerability?
An unauthenticated attacker could send a specially crafted request to a vulnerable server. Successful exploitation could result in the attacker's code running in the context of the SYSTEM account.
Security updates
10.0.17763.2928 — https://support.microsoft.com/help/5013941
10.0.18363.2274 — https://support.microsoft.com/help/5013945
10.0.19043.1706 — https://support.microsoft.com/help/5013942
10.0.20348.707 — https://support.microsoft.com/help/5013944
10.0.22000.675 — https://support.microsoft.com/help/5013943
10.0.10240.19297 — https://support.microsoft.com/help/5013963
10.0.14393.5125 — https://support.microsoft.com/help/5013952
6.1.7601.25954 — https://support.microsoft.com/help/5014012
6.1.7601.25954 — https://support.microsoft.com/help/5013999
6.3.9600.20371 — https://support.microsoft.com/help/5014011
6.3.9600.20365 — https://support.microsoft.com/help/5014001
6.3.9600.20367 — https://support.microsoft.com/help/5014025
6.0.6003.21481 — https://support.microsoft.com/help/5014010
6.0.6003.21481 — https://support.microsoft.com/help/5014006
6.2.9200.23714 — https://support.microsoft.com/help/5014017
6.2.9200.23714 — https://support.microsoft.com/help/5014018
Vulnerabilities 1
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Critical 9.8
Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability
Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability
Revision history
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#1
Information published.
References
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CVE-2022-22012 Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-22012
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss