Null Pointer Dereference Vulnerability in Netis WF2780 Router
CVE-2025-50635

7.5HIGH

Key Information:

Vendor

Netis

Status
WF2780
Vendor
CVE Published:
13 August 2025

What is CVE-2025-50635?

A null pointer dereference vulnerability was identified in the Netis WF2780 router, specifically within the FUN_0048a728 function of the cgitest.cgi file. This flaw allows attackers to manipulate the CONTENT_LENGTH variable, potentially leading to the application crashing. Exploiting this vulnerability can result in a denial-of-service (DoS) attack, disrupting the functionality of the affected device.

References

https://github.com/Chinesexilinyu/Netis-WF2780-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

.