Local Privilege Escalation in Yandex Browser for Windows
CVE-2022-28226

7.8HIGH

Key Information:

Vendor

Yandex

Status
Yandex Browser (desktop)
Vendor
CVE Published:
15 June 2022

What is CVE-2022-28226?

A local privilege escalation vulnerability in Yandex Browser for Windows allows low-privileged attackers to execute arbitrary code with system-level privileges. This issue arises from improper permissions on temporary files during the browser's update process, potentially enabling adversaries to exploit the update mechanism.

Affected Version(s)

Yandex Browser (Desktop) All versions prior to version 22.3.3.801

References

https://yandex.com/bugbounty/i/hall-of-fame-browser/
x_refsource_MISC

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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