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High MSRC-CVE-2023-21524 1 CVE

Windows Local Security Authority (LSA) Elevation of Privilege Vulnerability

Published Jan 10, 2023 · Updated Jan 23, 2023 · Revision 3

Vendor: Microsoft

Summary

Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.

Details

What privileges could be gained by an attacker who successfully exploited the vulnerability?
An attacker who successfully exploited this vulnerability could impersonate the group Managed Service Account (gMSA) to perform actions or access resources over the network.

Security updates
10.0.17763.3887 — https://support.microsoft.com/help/5022286
10.0.20348.1487 — https://support.microsoft.com/help/5022291
10.0.19042.2486 — https://support.microsoft.com/help/5022282
10.0.22000.1455 — https://support.microsoft.com/help/5022287
10.0.22621.1105 — https://support.microsoft.com/help/5022303
10.0.10240.19685 — https://support.microsoft.com/help/5022297
10.0.14393.5648 — https://support.microsoft.com/help/5022289
6.3.9600.20778 — https://support.microsoft.com/help/5022352
6.3.9600.20778 — https://support.microsoft.com/help/5022346
6.2.9200.24075 — https://support.microsoft.com/help/5022348
6.2.9200.24075 — https://support.microsoft.com/help/5022343

Vulnerabilities 1

Revision history

  1. #2

    Corrected security updates table. This is an informational change only.

  2. #3

    Revised the Security Updates table to include Windows 8.1 for 32-bit systems because it is affected by CVE-2023-21524 and removed Windows 7 for 32-bit Systems Service Pack 1 as it is not affected. Microsoft recommends that customers running Windows 8.1 for 32-bit systems should install security update 5022338 to be protected from this vulnerability.

  3. #1

    Information published.

References