CVE-2021-46122 — HIGH (7.2)

Vulnerability Description

Tp-Link TL-WR840N (EU) v6.20 Firmware (0.9.1 4.17 v0001.0 Build 201124 Rel.64328n) is vulnerable to Buffer Overflow via the Password reset feature.

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_4.17_v0001.0
Tp-Link	Tl-Wr840N	6.20

Related Weaknesses (CWE)

CWE-120

References

https://k4m1ll0.com/cve-tplink-tlwr840n-euV620-password-reset.htmlExploitThird Party Advisory
https://k4m1ll0.com/cve-tplink-tlwr840n-euV620-password-reset.htmlExploitThird Party Advisory

FAQ

What is CVE-2021-46122?

CVE-2021-46122 is a vulnerability with a CVSS score of 7.2 (HIGH). Tp-Link TL-WR840N (EU) v6.20 Firmware (0.9.1 4.17 v0001.0 Build 201124 Rel.64328n) is vulnerable to Buffer Overflow via the Password reset feature.

How severe is CVE-2021-46122?

CVE-2021-46122 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-2021-46122?

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