CVE-2021-27086

Description

Windows Services and Controller App Elevation of Privilege Vulnerability

Related CPE's

omicrosoftwindows_1020h2*******
vulnerable
omicrosoftwindows_101803*******
vulnerable
omicrosoftwindows_101809*******
vulnerable
omicrosoftwindows_101909*******
vulnerable
omicrosoftwindows_102004*******
vulnerable
omicrosoftwindows_server_201620h2*******
vulnerable
omicrosoftwindows_server_20161909*******
vulnerable
omicrosoftwindows_server_20162004*******
vulnerable
omicrosoftwindows_server_2019-*******
vulnerable

References

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27086

PatchVendor Advisory

http://packetstormsecurity.com/files/162157/Microsoft-Windows-SCM-Remote-Access-Check-Limit-Bypass-Privilege-Escalation.html

Third Party Advisory

CvssV3 impact

BaseSeverity

HIGH

ConfidentialityImpact

HIGH

AttackComplexity

LOW

Scope

UNCHANGED

AttackVector

LOCAL

AvailabilityImpact

HIGH

IntegrityImpact

HIGH

PrivilegesRequired

LOW

BaseScore

7.8

VectorString

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Version

3.1

UserInteraction

NONE

CvssV2 impact

AccessComplexity

LOW

ConfidentialityImpact

PARTIAL

AvailabilityImpact

PARTIAL

IntegrityImpact

PARTIAL

BaseScore

4.6

VectorString

AV:L/AC:L/Au:N/C:P/I:P/A:P

Version

2.0

AccessVector

LOCAL

Authentication

NONE