SB2021071606 - Denial of service in Siemens RWG Universal Controllers
Published: July 16, 2021
Security Bulletin ID
SB2021071606
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2021-25671)
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.
Remediation
Install update from vendor's website.