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Medium severity5.9NVD Advisory· Published Oct 23, 2023· Updated Jun 17, 2026

CVE-2023-28803

CVE-2023-28803

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.

Affected products

3
  • Zscaler/Client Connector3 versions
    cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:windows:*:*+ 2 more
    • cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:windows:*:*range: <3.9
    • (no CPE)range: <3.9
    • (no CPE)range: 0

Patches

Vulnerability mechanics

References

1

News mentions

0

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