Overly permissive cross-domain whitelist in Siemens products - CVE-2023-46281
Published: December 13, 2023 / Updated: December 13, 2023
Vulnerability identifier: #VU84369
CSH Severity: Medium
CVSS v4: 7.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-46281
CWE-ID: CWE-942
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to bypass the CORS protection mechanism.
The vulnerability exists due to incorrect processing of the "Origin" HTTP header that is supplied within HTTP request. A remote attacker can supply arbitrary value via the "Origin" HTTP header, bypass implemented CORS protection mechanism and perform cross-site scripting attacks against the vulnerable application.
Affected software
Opcenter Quality
SINUMERIK Integrate RunMyHMI /Automotive
Totally Integrated Automation Portal (TIA Portal)
User Management Component (UMC)
SIMATIC PCS neo
SINUMERIK Integrate RunMyHMI /Automotive
Totally Integrated Automation Portal (TIA Portal)
User Management Component (UMC)
SIMATIC PCS neo
How to mitigate CVE-2023-46281
Install updates from vendor's website.
User Management Component (UMC) - update to 2.11.2
SIMATIC PCS neo - update to 4.1
SIMATIC PCS neo - update to 4.1