Output encoding missing in redrurl parameter
CVE-2023-28800

8.1HIGH

Key Information:

Vendor

Zscaler

Vendor
CVE Published:
22 June 2023

What is CVE-2023-28800?

An XSS vulnerability exists in Zscaler Client Connector due to improper encoding of the redirect URL parameter when local accounts are used for administration. This flaw could allow an attacker to execute scripts in the context of an authenticated admin user, potentially leading to unauthorized access and administrative privileges. Users and administrators should prioritize updating their products to mitigate the risk associated with this security flaw.

Affected Version(s)

Client Connector 0 < 3.9 Mac, 3.7 Win, 1.9.3 iOS, 1.10.2 Android, 1.10.1 Chrome OS, 1.4 Linux

References

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Tesla Red Team
.