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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/Chinesexilinyu/Netis-WF2880-cgitest.cgi-Null-Pointer-Dereference-Vulnerability/tree/main/1	Exploit Third Party Advisory
https://github.com/Chinesexilinyu/Netis-WF2880-cgitest.cgi-Null-Pointer-Dereference-Vulnerability/tree/main/1	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:netis-systems:wf2880_firmware:2.1.40207:*:*:*:*:*:*:*

cpe:2.3:h:netis-systems:wf2880:-:*:*:*:*:*:*:*

History

09 Jul 2025, 01:57

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-05-12 14:15

Updated : 2025-07-09 01:57

NVD link : CVE-2025-45835

Mitre link : CVE-2025-45835

CVE.ORG link : CVE-2025-45835

JSON object : View

Products Affected

netis-systems

wf2880
wf2880_firmware

CWE

CWE-476

NULL Pointer Dereference

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