An incorrect startup configuration of affected versions of Zscaler Client Connector on Windows may cause a limited amount of traffic from being inspected under rare circumstances.
Improper neutralization of special elements in user-supplied input within the ZIA Admin UI could allow an authenticated administrator to access or retrieve unauthorized internal information in rare conditions.
Improper validation of user-supplied input in the ZIA Admin UI could allow an authenticated administrator to initiate backend functions through specific input fields in limited scenarios.
An Improper Input Validation vulnerability in Zscaler Client Connector on MacOS allows OS Command Injection. This issue affects Zscaler Client Connector on MacOS <4.2.
In certain cases, Zscaler Internet Access (ZIA) can be disabled by PowerShell commands with admin rights. This affects Zscaler Client Connector on Windows <4.2.1
The Zscaler Updater process does not validate the digital signature of the installer before execution, allowing arbitrary code to be locally executed. This affects Zscaler Client Connector on MacOS <4.2.
While copying individual autoupdater log files, reparse point check was missing which could result into crafted attacks, potentially leading to a local privilege escalation. This issue affects Zscaler Client Connector on Windows <4.2.0.190.
Anti-tampering can be disabled under certain conditions without signature validation. This affects Zscaler Client Connector <4.2.0.190 with anti-tampering enabled.
An Improper Validation of signature in Zscaler Client Connector on Windows allows an authenticated user to disable anti-tampering. This issue affects Client Connector on Windows <4.2.0.190.
DHCP can add routes to a client’s routing table via the classless static route option (121). VPN-based security solutions that rely on routes to redirect traffic can be forced to leak traffic over the physical interface. An attacker on the same local network can read, disrupt, or possibly modify network traffic that was expected to be protected by the VPN.
An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on MacOS allows a denial of service of the Client Connector binary and thus removing client functionality.This issue affects Client Connector on MacOS: before 3.4.
An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on MacOS during the upgrade process may allow a Local Execution of Code.This issue affects Client Connector on MacOS: before 3.4.
An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Connector on Mac allows a system file to be overwritten.This issue affects Zscaler Client Connector on Mac : before 3.7.
An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Connector on Windows allows a system file to be overwritten.This issue affects Client Connector on Windows: before 3.7.
An Improper Validation of Integrity Check Value vulnerability in Zscaler Client Connector on Windows during the Repair App functionality may allow Local Execution of Code.This issue affects Client Connector on Windows: before 4.1.0.62.
A fallback mechanism in code sign checking on macOS may allow arbitrary code execution. This issue affects Zscaler Client Connector on MacOS prior to 4.2.
The anti-tampering functionality of the Zscaler Client Connector can be disabled under certain conditions when an uninstall password is enforced. This affects Zscaler Client Connector on Windows prior to 4.2.0.209
Anti-tampering protection of the Zscaler Client Connector can be bypassed under certain conditions when running the Repair App functionality. This affects Zscaler Client Connector on Windows prior to 4.2.1
The ZScaler service is susceptible to a local privilege escalation vulnerability found in the ZScalerService process. Fixed Version: Mac ZApp 4.2.0.241 and later.