#VU57426 Input validation error in MF971R - CVE-2021-21744 

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Main Vulnerability Database Vulnerabilities #VU57426

#VU57426 Input validation error in MF971R - CVE-2021-21744

Published: October 19, 2021


Vulnerability identifier: #VU57426
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2021-21744
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
MF971R
Software vendor:
ZTE

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to Pre-Auth Configuration File Control issue. A remote unauthenticated attacker can trick a victim to visit a specially crafted link and overwrite a configuration file entry.


Remediation

Install updates from vendor's website.

External links