CVE-2018-20335

Name: CVE-2018-20335
Creator: NVD / NIST
Published: 2020-03-20T01:15:22.453+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.41%

Last modified Jun 17, 2026

CVE-2018-20335 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An issue was discovered in ASUSWRT 3.0.0.4.384.20308. An unauthenticated user can trigger a DoS of the httpd service via the /APP_Installation.asp?= URI.. EPSS estimates a 1.41% chance of exploitation in the next 30 days.

Description

An issue was discovered in ASUSWRT 3.0.0.4.384.20308. An unauthenticated user can trigger a DoS of the httpd service via the /APP_Installation.asp?= URI.

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

1.41%

69.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Asus	Asuswrt	3.0.0.4.384.20308

References

https://starlabs.sg/advisories/18-20335/Exploit, Third Party Advisory
https://starlabs.sg/advisories/18-20335/Exploit, Third Party Advisory

Timeline

Published: Mar 20, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-20335?

An issue was discovered in ASUSWRT 3.0.0.4.384.20308. An unauthenticated user can trigger a DoS of the httpd service via the /APP_Installation.asp?= URI.

How severe is CVE-2018-20335?

CVE-2018-20335 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.41% probability of exploitation in the next 30 days.

How do I fix CVE-2018-20335?

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-2018-20335?

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

Scan your code now

Source: NVD / NIST