Vulnerability · Published Mar 4, 2022 · Assigned by mitre

CVE-2021-44827

High 8.8

In plain English

A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 54.0% (higher than 99.0% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.

Severity (CVSS NVD)8.8High

Exploit odds (30 days)54.0%top 1.0% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack tooling1Public PoC

Official 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.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://www.tp-link.com/us/security x_refsource_MISC
https://Full-Disclosure.eu x_refsource_MISC
https://full-disclosure.eu/reports/2022/CVE-2021-44827-tplink-authenticated-remote-code-execution.html x_refsource_MISC