Null Pointer Dereference Vulnerability in Netis WF2880 by Netis
CVE-2025-45835

7.5HIGH

Key Information:

Vendor

Netis

Status
WF2880
Vendor
CVE Published:
12 May 2025

What is CVE-2025-45835?

A null pointer dereference vulnerability has been identified in the Netis WF2880 router, specifically within the FUN_004904c8 function of the cgitest.cgi file. This flaw allows an attacker to manipulate the CONTENT_LENGTH environment variable, which can lead to program crashes. Exploitation of this vulnerability may result in a denial-of-service (DoS) condition, affecting the availability of the network device.

References

https://github.com/Chinesexilinyu/Netis-WF2880-cgitest.cg...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.