CVE-2025-45835

HIGH

Netis-systems Wf2880 Firmware - NULL Pointer Dereference

Title source: rule

Description

A null pointer dereference vulnerability was discovered in Netis WF2880 v2.1.40207. The vulnerability exists in the FUN_004904c8 function of the cgitest.cgi file. Attackers can trigger this vulnerability by controlling the environment variable value CONTENT_LENGTH, causing the program to crash and potentially leading to a denial-of-service (DoS) attack.

References (1)

Core 1

Core References

Exploit, Third Party Advisory

https://github.com/Chinesexilinyu/Netis-WF2880-cgitest.cgi-Null-Pointer-Dereference-Vulnerability/tree/main/1

View Exploit ZIP pw:eip

Scores

CVSS v3 7.5

EPSS 0.0040

EPSS Percentile 60.7%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact partial

Details

CWE

CWE-476

Status published

Products (1)

netis-systems/wf2880_firmware 2.1.40207

Published May 12, 2025

Tracked Since Feb 18, 2026