CVE-2025-45835

Name: CVE-2025-45835
Creator: NVD / NIST
Published: 2025-05-12T14:15:26.003+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2025-45835 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.40%

32.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Netis-Systems	Wf2880 Firmware	2.1.40207

References

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

Timeline

Published: May 12, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-45835?

How severe is CVE-2025-45835?

CVE-2025-45835 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2025-45835?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-45835?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST