Resource exhaustion in Siemens products - CVE-2021-41546

Vulnerability identifier: #VU57385

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-41546

CWE-ID: CWE-400

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

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-173565.pdf

• Denial of service in Siemens RUGGEDCOM ROX Devices