CVE-2022-21893
Published: 11 January 2022
Summary
CVE-2022-21893 is a high-severity an unspecified weakness vulnerability in Microsoft Windows 10. Its CVSS base score is 8.0 (High).
Operationally, ranked in the top 5.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2022-21893 is a remote code execution vulnerability in the Remote Desktop Protocol. The flaw carries a CVSS 3.1 score of 8.0 with a network attack vector, low attack complexity, low privileges required, and user interaction needed, resulting in high impact to confidentiality, integrity, and availability.
An attacker with authenticated network access can exploit the issue to achieve remote code execution on the affected system when the required user interaction occurs. The unchanged scope indicates the compromise remains contained to the vulnerable component without lateral elevation through the vulnerability itself.
Microsoft security advisories published for CVE-2022-21893 at the listed MSRC URLs detail mitigation steps and patch availability. The EPSS score has remained flat at its current peak of 0.1337 with no material rise observed after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-27049
Vulnerability details
Remote Desktop Protocol Remote Code Execution Vulnerability
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.