CVE-2022-4296: TP-Link TL-WR740N ARP resource consumption

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-12-06 · updated 2026-06-17
Weakness: CWE-404

Description

A vulnerability classified as problematic has been found in TP-Link TL-WR740N. Affected is an unknown function of the component ARP Handler. The manipulation leads to resource consumption. The attack needs to be done within the local network. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-214812.

Affected products

TP-Link TL-WR740N: all versions

References

https://vuldb.com/?id.214812
https://www.youtube.com/watch?v=D--fb-cesmA
https://vuldb.com/?id.214812
https://www.youtube.com/watch?v=D--fb-cesmA

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