CVE-2021-4144 — HIGH (8.8) — White Hats Nepal

Q: What is CVE-2021-4144?

CVE-2021-4144 is a vulnerability with a CVSS score of 8.8 (HIGH). TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection.

Q: How severe is CVE-2021-4144?

CVE-2021-4144 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-4144?

Check the references section above for vendor advisories and patch information. Affected products include: Tp-Link Tl-Wr802N Firmware, Tp-Link Tl-Wr802N.

Vulnerability Description

TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Tp-Link	Tl-Wr802N Firmware	< 211202
Tp-Link	Tl-Wr802N	v4

Related Weaknesses (CWE)

CWE-78

References

https://jvn.jp/en/vu/JVNVU94883311/Third Party AdvisoryVDB Entry
https://www.tp-link.com/jp/support/download/tl-wr802n/#FirmwareProductVendor Advisory
https://jvn.jp/en/vu/JVNVU94883311/Third Party AdvisoryVDB Entry
https://www.tp-link.com/jp/support/download/tl-wr802n/#FirmwareProductVendor Advisory

FAQ

What is CVE-2021-4144?

CVE-2021-4144 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-4144?

Check the references section above for vendor advisories and patch information. Affected products include: Tp-Link Tl-Wr802N Firmware, Tp-Link Tl-Wr802N.