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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2025-0309 Detail

Description

An insufficient validation on the server connection endpoint in Netskope Client allows local users to elevate privileges on the system. The insufficient validation allows Netskope Client to connect to any other server with Public Signed CA TLS certificates and send specially crafted responses to elevate privileges.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  Netskope
CVSS-B 6.0 MEDIUM
Vector:  CVSS:4.0/AV:P/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:H/SC:H/SI:H/SA:H

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://blog.amberwolf.com/blog/2025/august/breaking-into-your-network-zer0-effort/ Netskope
https://www.netskope.com/company/security-compliance-and-assurance/security-advisories-and-disclosures/netskope-security-advisory-nskpsa-2025-002 Netskope

Weakness Enumeration

CWE-ID CWE Name Source
CWE-295 Improper Certificate Validation CISA-ADP  

Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2025-0309
NVD Published Date:
08/14/2025
NVD Last Modified:
08/15/2025
Source:
Netskope