CVE-2021-25671
4.3 · MEDIUMOverview
CVE-2021-25671 is a medium-severity vulnerability affecting siemens rwg1.m12_firmware. It was published on July 13, 2021 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
A vulnerability has been identified in RWG1.M12 (All versions < V1.16.16), RWG1.M12D (All versions < V1.16.16), RWG1.M8 (All versions < V1.16.16). Sending specially crafted ARP packets to an affected device could cause a partial denial-of-service, preventing the device to operate normally. A restart is needed to restore normal operations.
Remediation
Check the references section for vendor advisories and patches from siemens. Update rwg1.m12_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| siemens | rwg1.m12_firmware | >= 0, < 1.16.16 | Affected |
| siemens | rwg1.m12d_firmware | >= 0, < 1.16.16 | Affected |
| siemens | rwg1.m8_firmware | >= 0, < 1.16.16 | Affected |
Frequently Asked Questions
What is CVE-2021-25671?
CVE-2021-25671 is a medium-severity vulnerability affecting siemens rwg1.m12_firmware. It was published on July 13, 2021 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
How severe is CVE-2021-25671?
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-25671?
Check the references section for vendor advisories and patches from siemens. Update rwg1.m12_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-25671?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-25671 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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