#VU73809 Stack-based buffer overflow in Tecnomatix Plant Simulation - CVE-2023-27406

Vulnerability identifier: #VU73809

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-27406

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Tecnomatix Plant Simulation
Server applications / SCADA systems

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 within the parsing of SPP files. A remote unauthenticated attacker can trick a victim to open a specially crafted file, trigger stack-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 updates from vendor's website.

Vulnerable software versions

Tecnomatix Plant Simulation: before 2201.0006

---

External links
https://cert-portal.siemens.com/productcert/pdf/ssa-847261.pdf
https://www.zerodayinitiative.com/advisories/ZDI-23-333/

---

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.