1E Security Vulnerabilities

CVE-2020-16268

The MSI installer in 1E Client 4.1.0.267 and 5.0.0.745 allows remote authenticated users and local users to gain elevated privileges via the repair option. This applies to installations that have a TRANSFORM (MST) with the option to disable the installation of the Nomad module. An attacker may craf...

CVE-2020-27643

The %PROGRAMDATA%\1E\Client directory in 1E Client 5.0.0.745 and 4.1.0.267 allows remote authenticated users and local users to create and modify files in protected directories (where they would not normally have access to create or modify files) via the creation of a junction point to a system dir...

CVE-2020-27644

The Inventory module of the 1E Client 5.0.0.745 doesn't handle an unquoted path when executing %PROGRAMFILES%\1E\Client\Tachyon.Performance.Metrics.exe. This may allow remote authenticated users and local users to gain elevated privileges by placing a malicious cryptbase.dll file in %WINDIR%\Temp.

CVE-2020-27645

The Inventory module of the 1E Client 5.0.0.745 doesn't handle an unquoted path when executing %PROGRAMFILES%\1E\Client\Tachyon.Performance.Metrics.exe. This may allow remote authenticated users and local users to gain elevated privileges.

CVE-2023-45159

1E Client installer can perform arbitrary file deletion on protected files. A non-privileged user could provide a symbolic link or Windows junction to point to a protected directory in the installer that the 1E Client would then clear on service startup. A hotfix is available from the 1E support po...

CVE-2023-45160

In the affected version of the 1E Client, an ordinary user could subvert downloaded instruction resource files, e.g., to substitute a harmful script. by replacing a resource script file created by an instruction at run time with a malicious script. The 1E Client's temporary directory is now locked ...

CVE-2023-45161

The 1E-Exchange-URLResponseTime instruction that is part of the Network product pack available on the 1E Exchange does not properly validate the URL parameter, which allows for a specially crafted input to perform arbitrary code execution with SYSTEM permissions. This instruction only runs on Windo...

CVE-2023-45162

Affected 1E Platform versions have a Blind SQL Injection vulnerability that can lead to arbitrary code execution. Application of the relevant hotfix remediates this issue. for v8.1.2 apply hotfix Q23166for v8.4.1 apply hotfix Q23164for v9.0.1 apply hotfix Q23169 SaaS implementations on v23.7.1 will...

CVE-2023-45163

The 1E-Exchange-CommandLinePing instruction that is part of the Network product pack available on the 1E Exchange does not properly validate the input parameter, which allows for a specially crafted input to perform arbitrary code execution with SYSTEM permissions. This instruction only runs on Win...

CVE-2023-5964

The 1E-Exchange-DisplayMessageinstruction that is part of the End-User Interaction product pack available on the 1E Exchange does not properly validate the Caption or Message parameters, which allows for a specially crafted input to perform arbitrary code execution with SYSTEM permissions. This ins...

CVE-2024-7211

The 1E Platform's component utilized the third-party Duende Identity Server, which suffered from an open redirect vulnerability, permitting an attacker to control the redirection path of end users. Note: 1E Platform's component utilizing the third-party Duende Identity Server has been updated with ...