Summary
Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited, publicly disclosed before the fix — Exploitation More Likely. Customer action: Required.
Details
How could an attacker exploit this vulnerability?
In the case of a Remote Desktop connection, an attacker with control of a Remote Desktop Server could trigger a remote code execution (RCE) on the RDP client machine when a victim connects to the attacking server with the vulnerable Remote Desktop Client.
Security updates
10.0.17763.2686 — https://support.microsoft.com/help/5011503
10.0.18363.2158 — https://support.microsoft.com/help/5011485
1.2.2925.0 — https://docs.microsoft.com/en-us/windows-server/remote/remote-desktop-services/clients/windowsdesktop-whatsnew
10.0.19043.1586 — https://support.microsoft.com/help/5011487
10.0.20348.587 — https://support.microsoft.com/help/5011497
10.0.20348.580 — https://support.microsoft.com/help/5011580
10.0.22000.556 — https://support.microsoft.com/help/5011493
10.0.10240.19235 — https://support.microsoft.com/help/5011491
10.0.14393.5006 — https://support.microsoft.com/help/5011495
6.1.7601.25898 — https://support.microsoft.com/help/5011552
6.1.7601.25898 — https://support.microsoft.com/help/5011529
6.3.9600.20303 — https://support.microsoft.com/help/5011564
6.3.9600.20303 — https://support.microsoft.com/help/5011560
6.3.9600.20296 — https://support.microsoft.com/help/5010419
6.0.6003.21416 — https://support.microsoft.com/help/5011534
6.0.6003.21416 — https://support.microsoft.com/help/5011525
6.2.9200.23645 — https://support.microsoft.com/help/5011535
6.2.9200.23639 — https://support.microsoft.com/help/5011527
Vulnerabilities 1
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High 8.8CVE-2022-21990 EPSS 19%
Remote Desktop Client Remote Code Execution Vulnerability
Remote Desktop Client Remote Code Execution Vulnerability
Revision history
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#1
Information published.
References
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CVE-2022-21990 Remote Desktop Client Remote Code Execution Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21990
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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