Improper Validation of Signature Allows Disabling of Anti-Tampering
CVE-2023-28806

6.5MEDIUM

Key Information:

Vendor

Zscaler

Status
Client Connector
Vendor
CVE Published:
6 August 2024

What is CVE-2023-28806?

An issue in the Zscaler Client Connector for Windows permits an authenticated user to bypass anti-tampering mechanisms due to improper signature validation. This vulnerability affects versions of the Client Connector prior to 4.2.0.190, leading to potential security risks. Users are advised to upgrade to the latest version to mitigate exploitation risks. Comprehensive documentation regarding the issue can be found in the Zscaler release summary.

Affected Version(s)

Client Connector Windows 0 < 4.2.0.190

References

https://help.zscaler.com/client-connector/client-connecto...

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Equinor Red Team
.
CVE-2023-28806 : Improper Validation of Signature Allows Disabling of Anti-Tampering