#VU97145 Execution with unnecessary privileges in Siemens products - CVE-2024-35783

Vulnerability identifier: #VU97145

Vulnerability risk: Low

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

CVE-ID: CVE-2024-35783

CWE-ID: CWE-250

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SIMATIC BATCH
Server applications / SCADA systems
SIMATIC PCS 7
Server applications / SCADA systems
SIMATIC WinCC Runtime Professional
Server applications / SCADA systems
SIMATIC Information Server
Hardware solutions / Firmware
SIMATIC WinCC
Hardware solutions / Firmware
SIMATIC Process Historian 2013
Other software / Other software solutions

Vendor: Siemens

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to application binary has a setuid bit. A remote administrator can run the affected binary and execute arbitrary OS commands with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

SIMATIC BATCH: 9.1

SIMATIC Information Server: 2020 - 2022

SIMATIC PCS 7: 9.1

SIMATIC Process Historian 2013: 2020 - 2022

SIMATIC WinCC Runtime Professional: 18.0 - 19.0

SIMATIC WinCC: 7.4 - 8.0

---

External links
https://cert-portal.siemens.com/productcert/html/ssa-629254.html

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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