CVE-2025-27997

HIGH
2025-05-21 [email protected]
8.4
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 18:43 vuln.today
CVE Published
May 21, 2025 - 16:15 nvd
HIGH 8.4

Tags

Privilege Escalation Battle Net

Description

An issue in Blizzard Battle.net v2.40.0.15267 allows attackers to escalate privileges via placing a crafted shell script or executable into the C:\ProgramData directory.

Analysis

An issue in Blizzard Battle.net v2.40.0.15267 allows attackers to escalate privileges via placing a crafted shell script or executable into the C:\ProgramData directory. Rated high severity (CVSS 8.4), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified under CWE-427. An issue in Blizzard Battle.net v2.40.0.15267 allows attackers to escalate privileges via placing a crafted shell script or executable into the C:\ProgramData directory. Affected products include: Blizzard Battle.Net.

Affected Products

Blizzard Battle.Net.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +42
POC: 0

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CVE-2025-27997 vulnerability details – vuln.today
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