CVE-2021-46122

HIGH

Tp-Link TL-WR840N (EU) v6.20 - Buffer Overflow

Title source: llm
STIX 2.1

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.

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://k4m1ll0.com/cve-tplink-tlwr840n-euV620-password-reset.html

Scores

CVSS v3 7.2
EPSS 0.0045
EPSS Percentile 63.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-120
Status published
Products (1)
tp-link/tl-wr840n_firmware 0.9.1_4.17_v0001.0 build_201124_rel.64328n
Published Apr 18, 2022
Tracked Since Feb 18, 2026