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CVE-2023-41970

Repair App local code execution with arbitrary privileges

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.

CVSS 3.1 · 6 Medium EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2024-23480

Insecure MacOS code sign check fallback

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.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2024-23462

ZCC Mac validinstaller file integrity check missing

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.

CVSS 3.1 · 3.3 Low EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2024-23459

Multiple Arbitrary Creates/Overwrites by link following

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.

CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2024-23461

ZCC macOS Upgrade ZIP Bomb DoS

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.

CVSS 3.1 · 4.2 Medium EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2023-28802

Disable Zscaler using machine tunnel restart

An Improper Validation of Integrity Check Value in Zscaler Client Connector on Windows allows an authenticated user to disable ZIA/ZPA by interrupting the service restart from Zscaler Diagnostics. This issue affects Client Connector: before 4.2.0.149.

CVSS 3.1 · 4.9 Medium EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2023-41969

ZSATrayManager Arbitrary File Deletion

An arbitrary file deletion in ZSATrayManager where it protects the temporary encrypted ZApp issue reporting file from the unprivileged end user access and modification. Fixed version: Win ZApp 4.3.0 and later.

CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2023-41972

Revert password check incorrect type validation

In some rare cases, there is a password type validation missing in Revert Password check and for some features it could be disabled. Fixed Version: Win ZApp 4.3.0.121 and later.

CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2023-41973

Lack of input santization on Zscaler Client Connector enables arbitrary code execution

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. Fixed Version: Win ZApp 4.3.0.121 and later.

CVSS 3.1 · 7.3 High EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2024-23482

ZScalerService Local Privilege Escalation

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.

CVSS 3.1 · 7 High EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2023-28807

Bypass of ZIA domain fronting detection module through evasion technique

In Zscaler Internet Access (ZIA) a mismatch between Connect Host and Client Hello's Server Name Indication (SNI) enables attackers to evade network security controls by hiding their communications within legitimate traffic.

CVSS 3.1 · 5.1 Medium EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Secure Internet And Saas Access
CVE-2021-26735

Untrusted Search Path While Executing REG DELETE by Uninstaller

The Zscaler Client Connector Installer and Unsintallers for Windows prior to 3.6 had an unquoted search path vulnerability. A local adversary may be able to execute code with SYSTEM privileges.

CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2021-26736

ZApp Installer Privilege Escalation Vulnerabilities

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. A local adversary may be able to execute code with SYSTEM privileges.

CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2021-26738

Privilege Escalation for ZCC macOS via PATH Variable

Zscaler Client Connector for macOS prior to 3.7 had an unquoted search path vulnerability via the PATH variable. A local adversary may be able to execute code with root privileges.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2023-28793

Heap Based Buffer Overflow in Library

Buffer overflow vulnerability in the signelf library used by Zscaler Client Connector on Linux allows Code Injection. This issue affects Zscaler Client Connector for Linux: before 1.3.1.6.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2023-28795

Client IPC validation bypass

Origin Validation Error vulnerability in Zscaler Client Connector on Linux allows Inclusion of Code in Existing Process. This issue affects Zscaler Client Connector for Linux: before 1.3.1.6.

CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2023-28796

IPC Bypass Through PLT Section in ELF

Improper Verification of Cryptographic Signature vulnerability in Zscaler Client Connector on Linux allows Code Injection. This issue affects Zscaler Client Connector for Linux: before 1.3.1.6.

CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2023-28797

LPE using arbitrary file delete with Symlinks

Zscaler Client Connector for Windows before 4.1 writes/deletes a configuration file inside specific folders on the disk. A malicious user can replace the folder and execute code as a privileged user.

CVSS 3.1 · 6.3 Medium EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2023-28805

ZCC on Linux privilege escalation

An Improper Input Validation vulnerability in Zscaler Client Connector on Linux allows Privilege Escalation. This issue affects Client Connector: before 1.4.0.105

CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed
Vendors
Zscaler
Products
Client Connector
CVE-2024-3661

DHCP routing options can manipulate interface-based VPN traffic

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.

CVSS 3.1 · 7.6 High EPSS 4.1% KEV · Not listed
Vendors
Apple Cisco Citrix and 7 more
Products
Iphone Os Macos Anyconnect Vpn Client and 10 more