SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-18489

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…

MEDIUM 4.9EPSS 1.74%

Does this matter?

Lower severity and a low EPSS score (1.74%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 3.0
4.9 MEDIUMCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS
1.74% probability · 76th percentile
CISA KEV
Not listed
Affected
tp-link/wr840n firmware
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.