CVE-2018-18489

MEDIUM

TP-LINK WR840N v2 Firmware 3.16.9 Build 150701 Rel.51516n - Denial of Service via Diagnostic Ping Packet Size

Title source: llm
STIX 2.1

Description

The ping feature in the Diagnostic functionality on TP-LINK WR840N v2 Firmware 3.16.9 Build 150701 Rel.51516n devices allows remote attackers to cause a denial of service (HTTP service termination) by modifying the packet size to be higher than the UI limit of 1472.

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://youtu.be/VGNEYWR9MgY

Scores

CVSS v3 4.9
EPSS 0.0073
EPSS Percentile 72.9%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (1)
tp-link/wr840n_firmware 3.16.9
Published Apr 16, 2019
Tracked Since Feb 18, 2026