Heap Overflow Vulnerability in Netskope NS Client for Windows Systems
CVE-2025-5942

5.7MEDIUM

Key Information:

Vendor

Netskope

Status
Netskope Client
Vendor
CVE Published:
14 August 2025

What is CVE-2025-5942?

Netskope NS Client for Windows is susceptible to a heap overflow vulnerability in the epdlpdrv.sys driver. An unprivileged user can exploit this vulnerability, which may trigger a denial-of-service condition, leading to a Blue-Screen-of-Death (BSOD). This is particularly relevant for users with configurations utilizing Endpoint DLP. It's crucial to address this issue promptly to safeguard local machine stability and security.

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Deploy the Patch

Affected Version(s)

Netskope Client Windows 0 < 126.0.9, 129.0.0

References

https://www.netskope.com/company/security-compliance-and-...
vendor-advisory

CVSS V4

Score:
5.7
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thomas Brice
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