Privilege Escalation Vulnerability in Blizzard Battle.net
CVE-2025-27997

8.4HIGH

Key Information:

Vendor

Blizzard Entertainment

Status
Battle.net
Vendor
CVE Published:
21 May 2025

What is CVE-2025-27997?

A vulnerability exists in Blizzard Battle.net version 2.40.0.15267 that permits attackers to elevate their privileges. The flaw arises from the ability to place a specially crafted shell script or executable in the C:\ProgramData directory. This exposure can enable unauthorized users to execute arbitrary commands with higher privileges, making systems susceptible to further exploitation and security breaches.

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References

https://gist.github.com/sornram9254/4593dd5eb2bcca50d68dc...

CVSS V3.1

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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