#VU84423 OS Command Injection in Siemens products - CVE-2023-49691

Vulnerability identifier: #VU84423

Vulnerability risk: Low

CVSSv4.0: 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-2023-49691

CWE-ID: CWE-78

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
RUGGEDCOM RM1224 LTE(4G) EU
RUGGEDCOM RM1224 LTE(4G) NAM
SCALANCE M804PB
SCALANCE M812-1 ADSL-Router (Annex B)
SCALANCE M816-1 ADSL-Router (Annex A)
SCALANCE M816-1 ADSL-Router (Annex B)
SCALANCE M826-2 SHDSL-Router
SCALANCE M874-2
SCALANCE M874-3
SCALANCE M876-3 (EVDO)
SCALANCE M876-3 (ROK)
SCALANCE M876-4
SCALANCE M876-4 (EU)
SCALANCE M876-4 (NAM)
SCALANCE MUM853-1 (EU)
SCALANCE MUM856-1 (EU)
SCALANCE MUM856-1 (RoW)
CALANCE M812-1 ADSL-Router (Annex A)
SCALANCE S615

Software vendor:
Siemens

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the handling of the DDNS configuration. A remote administrator can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

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

Install updates from vendor's website.

• https://cert-portal.siemens.com/productcert/pdf/ssa-180704.pdf