Vulnerability Monitor

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CVE-2025-45835

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.

Published

2025-05-12T14:15:26.003

Last Modified

2025-07-09T01:57:10.290

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses

Type: Secondary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	netis-systems	wf2880_firmware	2.1.40207	Yes
Hardware	netis-systems	wf2880	-	No

References

https://github.com/Chinesexilinyu/Netis-WF2880-cgitest.cgi-Null-Pointer-Dereference-Vulnerability/tree/main/1 Exploit, Third Party Advisory ([email protected])
https://github.com/Chinesexilinyu/Netis-WF2880-cgitest.cgi-Null-Pointer-Dereference-Vulnerability/tree/main/1 Exploit, Third Party Advisory (134c704f-9b21-4f2e-91b3-4a467353bcc0)