SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-41653

The PING function on the TP-Link TL-WR840N EU v5 router with firmware through TL-WR840N(EU)_V5_171211 is vulnerable to remote code execution via a crafted payload in an IP address input field.

CRITICAL 9.8EPSS 76.0%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 76.0%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.

Description

The PING function on the TP-Link TL-WR840N EU v5 router with firmware through TL-WR840N(EU)_V5_171211 is vulnerable to remote code execution via a crafted payload in an IP address input field.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
76.05% probability · 100th percentile
CISA KEV
Not listed
Weakness
CWE-94
Affected
tp-link/tl-wr840n firmware
Source
cve@mitre.org

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