QID 375660

Date Published: 2021-06-28

QID 375660: Microsoft Edge Based On Chromium Prior to 91.0.864.59 Multiple Vulnerabilities

Microsoft Edge is a cross-platform web browser developed by Microsoft.

CVE-2021-34475: Elevation of Privilege Vulnerability.
CVE-2021-34506: Security Feature Bypass Vulnerability.
Affected Versions:
Microsoft Edge Based On Chromium versions before 91.0.864.59

QID Detection Logic: (authenticated)
Operating System: Windows
The install path is checked via registry "HKLM\SOFTWARE\Clients\StartMenuInternet\Microsoft Edge\shell\open\command". The version is checked via file msedge.exe.

Operating System: MacOS
The QID checks for the version of Microsoft Edge Based On Chromium app.

Successful exploitation of these vulnerabilities may allow an low privileged attacker to elevate their privileges or bypass secure boot and load untrusted software to the target system.

CVSS V3 rated as Critical - 9.8 severity.

CVSS V2 rated as High - 7.5 severity.

Solution

Customers are advised to upgrade to version 91.0.864.59 or later

Vendor References

Edge (chromium based) 91.0.864.59 - docs.microsoft.com/en-us/deployedge/microsoft-edge-relnote-stable-channel#version-91086459-june-24

CVEs related to QID 375660

CVE-2021-34506 | CVE-2021-34475 |

Software Advisories

Advisory ID	Software	Component	Link
Version 91.0.864.59			docs.microsoft.com/en-us/deployedge/microsoft-edge-relnote-stable-channel#version-91086459-june-24

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