Several vulnerabilities have been discovered in the LibGit2Sharp or underlying LibGit2 library.
This open-source component is widely used in a lot of products worldwide.
The product is vulnerable to remote code execution, privilege escalation and tampering.
PLCnext Engineer is using the LibGit2Sharp library to provide version control capabilities.
Two vulnerabilities have been discovered in the firmware of TC ROUTER and TC CLOUD CLIENT devices.
Update A, 2024-08-12
The FL MGUARD family of devices is affected by two vulnerabilities.
A Directory Traversal Vulnerability enables arbitrary file access in ENERGY AXC PU Web service.
An authenticated restricted user of the web frontend can access, read, write and create files throughout the file system using specially crafted URLs via the upload and download functionality of the web service.
Multiple vulnerabilities have been discovered in CODESYS Control V3 runtime system.
For details regarding the single vulnerabilities please refer to the security advisories issued by CODESYS:
Two Vulnerabilities have been discovered in TC ROUTER 4000 series and CLOUD CLIENT 2000 series up to firmware version 4.5.7x.107.
The web administration interface is vulnerable for authenticated admin users to path traversals, which could lead to arbitrary file uploads or deletion. Unvalidated user input also enables execution of OS commands.
A new LTS Firmware release fixes known vulnerabilities in used open-source libraries.
In addition, the following improvements have been implemented:
HMI
- Hardening against DoS attacks.
- Hardening against memory leak problems in case of network attacks.
WBM
- Umlauts in the password of the “User Manager” were not handled correctly. The password rule for upper and lower case was not followed. This could lead to unintentionally weaker passwords.
- Hardening of WBM against Cross-Site-Scripting.
User Manager
- In security notifications “SecurityToken” was always displayed as “0000000” when creating or modifying users.
- Hardening of Trust and Identity Stores.
Two vulnerabilities have been discovered in the Expat XML parser library (aka libexpat). This open-source component is widely used in a lot of products worldwide. An attacker could cause a program to crash, use unexpected values or execute code by exploiting these use-after-free vulnerabilities.
Profinet SDK is using XML parser library Expat as reference solution for loading the XML based Profinet network configuration files (IPPNIO or TIC).