CVE-2025-28256

CRITICAL

Totolink A3100r Firmware - OS Command Injection

Title source: rule

Description

An issue in TOTOLINK A3100R V4.1.2cu.5247_B20211129 allows a remote attacker to execute arbitrary code via the setWebWlanIdx of the file /lib/cste_modules/wireless.so.

References (1)

Core 1

Core References

Exploit, Third Party Advisory

https://github.com/ZackSecurity/VulnerReport/blob/cve/totolink/A3100R/1.md

View Exploit ZIP pw:eip

Scores

CVSS v3 9.8

EPSS 0.0417

EPSS Percentile 88.7%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact total

Details

CWE

CWE-78

Status published

Products (1)

totolink/a3100r_firmware 4.1.2cu.5247_b20211129

Published Mar 28, 2025

Tracked Since Feb 18, 2026