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

Vulnerability identifier: #VU56673

CSH Severity: Medium

CVSS v4: 8.7 [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]

CVE-ID: CVE-2021-37174

CWE-ID: CWE-250

Exploitation vector: Remote access

Exploit availability: No public exploit available

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.

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

Install updates from vendor's website.

RUGGEDCOM ROX MX5000 - update to 2.14.1
RUGGEDCOM ROX RX1400 - update to 2.14.1
RUGGEDCOM ROX RX1500 - update to 2.14.1
RUGGEDCOM ROX RX1501 - update to 2.14.1
RUGGEDCOM ROX RX1510 - update to 2.14.1
RUGGEDCOM ROX RX1511 - update to 2.14.1
RUGGEDCOM ROX RX1512 - update to 2.14.1
RUGGEDCOM ROX RX1524 - update to 2.14.1
RUGGEDCOM ROX RX1536 - update to 2.14.1
RUGGEDCOM ROX RX5000 - update to 2.14.1

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

• Multiple vulnerabilities in Siemens RUGGEDCOM ROX