HIGH

CVE-2021-44827

CVSS v3

8.8

HIGH

EPSS Score

44.6%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

There is remote authenticated OS command injection on TP-Link Archer C20i 0.9.1 3.2 v003a.0 Build 170221 Rel.55462n devices vie the X_TP_ExternalIPv6Address HTTP parameter, allowing a remote attacker to run arbitrary commands on the router with root privileges.

Technical details

Published
3/4/2022

Frequently asked questions

What is CVE-2021-44827?

There is remote authenticated OS command injection on TP-Link Archer C20i 0.9.1 3.2 v003a.0 Build 170221 Rel.55462n devices vie the X_TP_ExternalIPv6Address HTTP parameter, allowing a remote attacker to run arbitrary commands on the router with root privileges.

Is CVE-2021-44827 actively exploited?

Active exploitation of CVE-2021-44827 has not been confirmed. The EPSS score is 44.6%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-44827?

CVE-2021-44827 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2021-44827 affecting your environment?

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