CVE-2023-28803

Traffic being bypassed by ZCC by configuring synthetic IP range as local network

Description

An authentication bypass by spoofing of a device with a synthetic IP address is possible in Zscaler Client Connector on Windows, allowing a functionality bypass. This issue affects Client Connector: before 3.9.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Affected: Zscaler Client Connector
Published at:
Updated at:

References

Link Tags
https://help.zscaler.com/client-connector/client-connector-app-release-summary-2023 release notes

Frequently Asked Questions

What is the severity of CVE-2023-28803?
CVE-2023-28803 has been scored as a medium severity vulnerability.
How to fix CVE-2023-28803?
To fix CVE-2023-28803, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-28803 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-28803 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-28803?
CVE-2023-28803 affects Zscaler Client Connector.
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