What is CVE-2021-27091?

CVE-2021-27091 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. RPC Endpoint Mapper Service Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2021-27091 cover?

CVE-2021-27091 covers the following CVE IDs: CVE-2021-27091. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2021-27091?

CVE-2021-27091 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2021-27091?

CVE-2021-27091 affects 6 products, including: Windows 7 for 32-bit Systems Service Pack 1; Windows 7 for x64-based Systems Service Pack 1; Windows Server 2008 R2 for x64-based Systems Service Pack 1; Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation); Windows Server 2012; and others — see the full list on the advisory page.

CVE-2021-27091HighCVSS 7.8

RPC Endpoint Mapper Service Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

April 13, 2021

Last Modified

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🔗 CVE IDs covered (1)

CVE-2021-27091 →

🎯 Affected products6

Windows 7 for 32-bit Systems Service Pack 1
Windows 7 for x64-based Systems Service Pack 1
Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Server 2012
Windows Server 2012 (Server Core installation)

✅ Remediation

KB5001335 (Monthly Rollup) KB5001392 (Security Only) KB5001387 (Monthly Rollup) KB5001383 (Security Only)

🔗 References (9)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27091
patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5001335
referencehttps://support.microsoft.com/help/5001335
patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5001392
referencehttps://support.microsoft.com/help/5001392
patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5001387
referencehttps://support.microsoft.com/help/5001387
patchhttps://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5001383
referencehttps://support.microsoft.com/help/5001383