CVE-2021-44827
high-risk
Published 2022-03-04
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.
Do I need to act?
!
44.6% chance of exploitation in next 30 days
EPSS score — higher than 55% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10
High
NETWORK
/ LOW complexity
Affected Products (1)
Affected Vendors
References (6)
Exploit
https://Full-Disclosure.eu
Vendor Advisory
https://www.tp-link.com/us/security
Exploit
https://Full-Disclosure.eu
Vendor Advisory
https://www.tp-link.com/us/security
52
/ 100
high-risk
Severity
30/34 · Critical
Exploitability
17/34 · Moderate
Exposure
5/34 · Minimal