CVE-2021-27064

Visual Studio Installer Elevation of Privilege Vulnerability

Description

Visual Studio Installer Elevation of Privilege Vulnerability

7.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.35%

Vendor Advisory microsoft.com

Affected: Microsoft Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)

Affected: Microsoft Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)

Affected: Microsoft Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)

Affected: Microsoft Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)

References

Link	Tags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27064	patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-27064?: CVE-2021-27064 has been scored as a high severity vulnerability.
How to fix CVE-2021-27064?: To fix CVE-2021-27064, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-27064 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-27064 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-27064?: CVE-2021-27064 affects Microsoft Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8), Microsoft Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3), Microsoft Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6), Microsoft Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8).

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