CVE-2021-36948: Windows Update Medic Service Elevation of Privilege Vulnerability

Overview

Severity

High (CVSS 7.8)

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

Category

Elevation of Privilege

Exploit Status

Actively Exploited

Exploitation Likelihood

Detected

Patch Tuesday

2021-Aug

Released

2021-08-10

EPSS Score

1.05% (percentile: 77.6%)

CISA KEV

Listed — due 2021-11-17

Affected Products (19)

Other

• 11568
• 11569
• 11570
• 11571
• 11572
• 11712
• 11713
• 11714
• 11896
• 11897
• 11898
• 11766
• 11767
• 11768
• 11769
• 11800
• 11801
• 11802
• 11803

Security Updates (3)

• 5005030
• 5005031
• 5005033

Acknowledgments

Microsoft Threat Intelligence Center (MSTIC), Microsoft Security Response Center (MSRC)

Revision History

• 2021-08-10: Information published.