CVE-2021-4144
HIGHCVSS 8.8/10EPSS 1.95%
Last modified
CVE-2021-4144 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection.. EPSS estimates a 1.95% chance of exploitation in the next 30 days.
Description
TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tp-Link | Tl-Wr802n Firmware | < 211202 |
References
- https://jvn.jp/en/vu/JVNVU94883311/Third Party Advisory, VDB Entry
- https://www.tp-link.com/jp/support/download/tl-wr802n/#FirmwareProduct, Vendor Advisory
- https://jvn.jp/en/vu/JVNVU94883311/Third Party Advisory, VDB Entry
- https://www.tp-link.com/jp/support/download/tl-wr802n/#FirmwareProduct, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-4144?
TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection.
How severe is CVE-2021-4144?
CVE-2021-4144 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 1.95% probability of exploitation in the next 30 days.
How do I fix CVE-2021-4144?
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.
Related CVEs from 2021
- CVE-2021-41434A stored Cross-Site Scripting (XSS) vulnerability exists in …5.4
- CVE-2021-41435A brute-force protection bypass in CAPTCHA protection in ASU…9.8
- CVE-2021-41436An HTTP request smuggling in web application in ASUS ROG Rap…7.5
- CVE-2021-41437An HTTP response splitting attack in web application in ASUS…6.5
- CVE-2021-41438Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2021-41439Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2021-41441A DoS attack in the web application of D-Link DIR-X1860 befo…7.4
- CVE-2021-41442An HTTP smuggling attack in the web application of D-Link DI…7.5
- CVE-2021-41445A reflected cross-site-scripting attack in web application o…6.1
- CVE-2021-41446Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2021-41447Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2021-41448Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
Are you affected by CVE-2021-4144?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST