CVE-2021-20719
MEDIUMCVSS 6.8/10EPSS 0.44%
Last modified
CVE-2021-20719 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. RFNTPS firmware versions System_01000004 and earlier, and Web_01000004 and earlier allow an attacker on the same network segment to execute arbitrary OS commands with a root privilege via unspecified vectors.. EPSS estimates a 0.44% chance of exploitation in the next 30 days.
Description
RFNTPS firmware versions System_01000004 and earlier, and Web_01000004 and earlier allow an attacker on the same network segment to execute arbitrary OS commands with a root privilege via unspecified vectors.
Metrics
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Nippon-Antenna | Rfntps Firmware | <= system_01000004 |
| Nippon-Antenna | Rfntps Firmware | <= web_01000004 |
References
- https://jvn.jp/en/jp/JVN13076220/index.htmlThird Party Advisory
- https://jvn.jp/en/jp/JVN13076220/index.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-20719?
RFNTPS firmware versions System_01000004 and earlier, and Web_01000004 and earlier allow an attacker on the same network segment to execute arbitrary OS commands with a root privilege via unspecified vectors.
How severe is CVE-2021-20719?
CVE-2021-20719 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.44% probability of exploitation in the next 30 days.
How do I fix CVE-2021-20719?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-20719?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST