CVE-2021-20121

MEDIUM
4
CVSS Score
Published: October 11, 2021 at 04:48 PM UTC
Updated: June 17, 2026 at 03:33 AM UTC
3 products affected across 2 vendorsPRV65B444A S Ts FirmwarePrv65B444A-S-TsTelus Wi-Fi Hub (PRV65B444A-S-TS)

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Severity
MEDIUM4
Exploit prediction
EPSS 0.5%

Description

The Telus Wi-Fi Hub (PRV65B444A-S-TS) with firmware version 3.00.20 is vulnerable to an authenticated arbitrary file read. An authenticated user with physical access to the device can read arbitrary files from the device by preparing and connecting a specially prepared USB drive to the device, and making a series of crafted requests to the device's web interface.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCExploitThird Party Advisory
https://www.tenable.com/security/research/tra-2021-41

CVSS

Attack Vector
PHYSICAL
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfo

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