CVE-2020-13859

CRITICAL

Mofinetwork Mofi4500-4gxelte Firmware - Improper Exception Handling

Title source: rule

Description

An issue was discovered on Mofi Network MOFI4500-4GXeLTE 4.0.8-std devices. A format error in /etc/shadow, coupled with a logic bug in the LuCI - OpenWrt Configuration Interface framework, allows the undocumented system account mofidev to login to the cgi-bin/luci/quick/wizard management interface without a password by abusing a forgotten-password feature.

References (2)

[Patch, Vendor Advisory] https://mofinetwork.com/index.php?main_page=page&id=14

[Technical Description, Third Party Advisory] https://www.criticalstart.com/critical-vulnerabilities-discovered-in-mofi-routers/

Scores

CVSS v3 9.8

EPSS 0.0034

EPSS Percentile 56.4%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-755 CWE-287

Status published

Affected Products (1)

mofinetwork/mofi4500-4gxelte_firmware

Timeline

Published Feb 01, 2021

Tracked Since Feb 18, 2026