CVE-2022-26640 — HIGH (7.2)

Vulnerability Description

TP-LINK TL-WR840N(ES)_V6.20 was discovered to contain a buffer overflow via the minAddress parameter.

CVSS Score

7.2

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Tp-Link	Tl-Wr840N Firmware	0.9.1.4.16
Tp-Link	Tl-Wr840N	6.20

Related Weaknesses (CWE)

CWE-120

References

https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/tp-link%20tl-wr84ExploitThird Party Advisory
https://github.com/Quadron-Research-Lab/Hardware-IoT/blob/main/tp-link%20tl-wr84ExploitThird Party Advisory

FAQ

What is CVE-2022-26640?

CVE-2022-26640 is a vulnerability with a CVSS score of 7.2 (HIGH). TP-LINK TL-WR840N(ES)_V6.20 was discovered to contain a buffer overflow via the minAddress parameter.

How severe is CVE-2022-26640?

CVE-2022-26640 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-26640?

Check the references section above for vendor advisories and patch information. Affected products include: Tp-Link Tl-Wr840N Firmware, Tp-Link Tl-Wr840N.