High severity7.2NVD Advisory· Published Oct 11, 2021· Updated Jun 17, 2026
CVE-2021-20122
CVE-2021-20122
Description
The Telus Wi-Fi Hub (PRV65B444A-S-TS) with firmware version 3.00.20 is affected by an authenticated command injection vulnerability in multiple parameters passed to tr69_cmd.cgi. A remote attacker connected to the router's LAN and authenticated with a super user account, or using a bypass authentication vulnerability like CVE-2021-20090 could leverage this issue to run commands or gain a shell as root on the target device.
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Affected products
3- cpe:2.3:o:telus:prv65b444a-s-ts_firmware:3.00.20:*:*:*:*:*:*:*
- Telus/Telus Wi-Fi Hubdescription
Patches
Vulnerability mechanics
References
1- www.tenable.com/security/research/tra-2021-41nvdExploitThird Party Advisory
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