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.

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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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