#VU56673 Execution with unnecessary privileges in Siemens products - CVE-2021-37174

Vulnerability identifier: #VU56673

Vulnerability risk: Medium

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

CVE-ID: CVE-2021-37174

CWE-ID: CWE-250

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
RUGGEDCOM ROX MX5000
RUGGEDCOM ROX RX1400
RUGGEDCOM ROX RX1500
RUGGEDCOM ROX RX1501
RUGGEDCOM ROX RX1510
RUGGEDCOM ROX RX1511
RUGGEDCOM ROX RX1512
RUGGEDCOM ROX RX1524
RUGGEDCOM ROX RX1536
RUGGEDCOM ROX RX5000

Software vendor:
Siemens

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

The vulnerability exists due to application binary has a setuid bit. A remote authenticated attacker can run the affected binary and execute arbitrary code on the system with root privileges.

Install updates from vendor's website.

• https://cert-portal.siemens.com/productcert/pdf/ssa-150692.pdf