Information Exposure Through Timing Discrepancy in Siemens products - CVE-2024-42512

 

Information Exposure Through Timing Discrepancy in Siemens products - CVE-2024-42512

Published: March 12, 2025


Vulnerability identifier: #VU105636
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2024-42512
CWE-ID: CWE-208
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vendor: Siemens
Affected software:
SIMATIC Energy Manager PRO
Totally Integrated Automation Portal (TIA Portal)
SIMIT Simulation Platform

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the an exploitable timing discrepancy issue in the OPC UA .NET Standard Stack. A remote attacker can bypass application authentication when the deprecated Basic128Rsa15 security policy is enabled.


How to mitigate CVE-2024-42512

Install updates from vendor's website.

Sources