CVE-2019-3404

Name: CVE-2019-3404
Creator: NVD / NIST
Published: 2020-03-04T14:15:10.307+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.91%

Last modified Jun 17, 2026

CVE-2019-3404 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. By adding some special fields to the uri ofrouter app function, the user could abuse background app cgi functions withoutauthentication. This affects 360 router P0 and F5C.. EPSS estimates a 0.91% chance of exploitation in the next 30 days.

Description

By adding some special fields to the uri ofrouter app function, the user could abuse background app cgi functions withoutauthentication. This affects 360 router P0 and F5C.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.91%

55.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
360	P0 Router Firmware	3.1.1.65150
360	F5c Router Firmware	3.1.1.65150

References

https://security.360.cn/News/news/id/218.htmlVendor Advisory
https://security.360.cn/News/news/id/218.htmlVendor Advisory

Timeline

Published: Mar 4, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-3404?

By adding some special fields to the uri ofrouter app function, the user could abuse background app cgi functions withoutauthentication. This affects 360 router P0 and F5C.

How severe is CVE-2019-3404?

CVE-2019-3404 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.91% probability of exploitation in the next 30 days.

How do I fix CVE-2019-3404?

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-2019-3404?

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

Scan your code now

Source: NVD / NIST