#VU84382 Input validation error in Siemens products - CVE-2023-46285

Vulnerability identifier: #VU84382

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-46285

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Opcenter Quality
Server applications / SCADA systems
SINUMERIK Integrate RunMyHMI /Automotive
Server applications / SCADA systems
Totally Integrated Automation Portal (TIA Portal)
Other software / Other software solutions
User Management Component (UMC)
Other software / Other software solutions
SIMATIC PCS neo
Web applications / Other software

Vendor: Siemens

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Opcenter Quality: All versions

SINUMERIK Integrate RunMyHMI /Automotive: All versions

Totally Integrated Automation Portal (TIA Portal): 14 - 18

SIMATIC PCS neo: before 4.1

User Management Component (UMC): before 2.11.2

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External links
https://cert-portal.siemens.com/productcert/pdf/ssa-999588.pdf

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.