CVE-2018-18489

Public Exploit

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.

4.9

CVSS

Severity: Medium

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.77% Top 30%

Third-Party Advisory youtu.be

Affected: n/a n/a

References

Link	Tags
https://youtu.be/VGNEYWR9MgY	third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2018-18489?: CVE-2018-18489 has been scored as a medium severity vulnerability.
How to fix CVE-2018-18489?: To fix CVE-2018-18489, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-18489 being actively exploited in the wild?: It is possible that CVE-2018-18489 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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