Zscaler

The Zscaler Client Connector for Windows prior to 2.1.2.74 had a stack based buffer overflow when connecting to misconfigured TLS servers.

An Improper Input Validation vulnerability in Zscaler Client Connector on MacOS allows OS Command Injection.

A fallback mechanism in code sign checking on macOS may allow arbitrary code execution.

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 out-of-bounds write to heap in the pacparser library on Zscaler Client Connector on Mac may lead to arbitrary code execution.

An Improper Input Validation vulnerability in Zscaler Client Connector on Linux allows Privilege Escalation.

An Improper Verification of Cryptographic Signature vulnerability in Zscaler Client Connector on Linux allows replacing binaries.This issue affects Linux Client Connector: before 1.4.0.105

Anti-tampering protection of the Zscaler Client Connector can be bypassed under certain conditions when running the Repair App functionality.

DHCP can add routes to a client’s routing table via the classless static route option (121).

When using local accounts for administration, the redirect url parameter was not encoded correctly, allowing for an XSS attack providing admin login.

A URL parameter during login flow was vulnerable to injection.

The ZScaler service is susceptible to a local privilege escalation vulnerability found in the ZScalerService process.

ZSATray passes the previousInstallerName as a config parameter to TrayManager, and TrayManager constructs the path and appends previousInstallerName to get the full path of the exe.

In some rare cases, there is a password type validation missing in Revert Password check and for some features it could be disabled.

Buffer overflow vulnerability in the signelf library used by Zscaler Client Connector on Linux allows Code Injection.

Zscaler Client Connector for macOS prior to 3.7 had an unquoted search path vulnerability via the PATH variable.

The Zscaler Updater process does not validate the digital signature of the installer before execution, allowing arbitrary code to be locally executed.

While copying individual autoupdater log files, reparse point check was missing which could result into crafted attacks, potentially leading to a local privilege escalation.

The anti-tampering functionality of the Zscaler Client Connector can be disabled under certain conditions when an uninstall password is enforced.

Anti-tampering can be disabled under certain conditions without signature validation.

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: b…

Origin Validation Error vulnerability in Zscaler Client Connector on Linux allows Inclusion of Code in Existing Process.

Multiple vulnerabilities in the Zscaler Client Connector Installer and Uninstaller for Windows prior to 3.6 allowed execution of binaries from a low privileged path.

The Zscaler Client Connector Installer and Unsintallers for Windows prior to 3.6 had an unquoted search path vulnerability.

In certain cases, Zscaler Internet Access (ZIA) can be disabled by PowerShell commands with admin rights.