#VU102502 Heap-based buffer overflow in Siemens products - CVE-2024-49775

Vulnerability identifier: #VU102502

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-49775

CWE-ID: CWE-122

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Opcenter Execution Foundation
Server applications / SCADA systems
Opcenter Intelligence
Server applications / SCADA systems
Opcenter Quality
Server applications / SCADA systems
Opcenter RDL
Hardware solutions / Firmware
SIMATIC PCS neo
Web applications / Other software
Totally Integrated Automation Portal (TIA Portal)
Other software / Other software solutions
SINEC NMS
Server applications / Remote management servers, RDP, SSH

Vendor: Siemens

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the integrated UMC component. A remote attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Opcenter Execution Foundation: All versions

Opcenter Intelligence: All versions

Opcenter Quality: All versions

Opcenter RDL: All versions

SIMATIC PCS neo: 4.0 - 5.0

Totally Integrated Automation Portal (TIA Portal): 16 - 19

SINEC NMS: before 3.0

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External links
https://cert-portal.siemens.com/productcert/html/ssa-928984.html
https://www.cisa.gov/news-events/ics-advisories/icsa-24-354-04

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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.