CRITICAL

CVE-2021-41653

CVSS v3

9.8

CRITICAL

EPSS Score

91.9%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

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.

Technical details

Published
11/13/2021

Frequently asked questions

What is 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.

Is CVE-2021-41653 actively exploited?

Active exploitation of CVE-2021-41653 has not been confirmed. The EPSS score is 91.9%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-41653?

CVE-2021-41653 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-41653 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.