Allocation of Resources Without Limits or Throttling in Siemens products - CVE-2021-25671
Published: July 16, 2021
Vulnerability identifier: #VU54924
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-25671
CWE-ID: CWE-770
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to allocation of resources without limits issue. A remote attacker on the local network can send specially crafted ARP packets and cause a denial of service condition on the target system.
Affected software
RWG1.M8
RWG1.M12
RWG1.M12D
RWG1.M12
RWG1.M12D
How to mitigate CVE-2021-25671
Install updates from vendor's website.
RWG1.M8 - update to 1.16.16
RWG1.M12 - update to 1.16.16
RWG1.M12D - update to 1.16.16
RWG1.M12 - update to 1.16.16
RWG1.M12D - update to 1.16.16