CVE-2019-7579

Name: CVE-2019-7579
Creator: NVD / NIST
Published: 2019-06-17T19:15:11.783+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.81%

Last modified Jun 17, 2026

CVE-2019-7579 is a vulnerability of currently unknown severity. An issue was discovered on Linksys WRT1900ACS 1.0.3.187766 devices. An ability exists for an unauthenticated user to browse a confidential ui/1.0.99.187766/dynamic/js/setup.js.localized file on the router's webserver, allowing for an attacker to identify possible passwords that the system uses to set the default guest network password. EPSS estimates a 1.81% chance of exploitation in the next 30 days.

Description

An issue was discovered on Linksys WRT1900ACS 1.0.3.187766 devices. An ability exists for an unauthenticated user to browse a confidential ui/1.0.99.187766/dynamic/js/setup.js.localized file on the router's webserver, allowing for an attacker to identify possible passwords that the system uses to set the default guest network password. An attacker can use this list of 30 words along with a random 2 digit number to brute force their access onto a router's guest network.

Metrics

EPSS Probability

1.81%

75.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Linksys	Wrt1900acs Firmware	1.0.3.187766

References

http://www.x0rsecurity.com/2019/06/09/my-second-cve-linksys-wrt-acs-cve-2019-7579-or-as-i-call-it-acceptance-no-one-considers-security-by-design/Exploit, Third Party Advisory
https://robot-security.blogspot.comNot Applicable
http://www.x0rsecurity.com/2019/06/09/my-second-cve-linksys-wrt-acs-cve-2019-7579-or-as-i-call-it-acceptance-no-one-considers-security-by-design/Exploit, Third Party Advisory
https://robot-security.blogspot.comNot Applicable

Timeline

Published: Jun 17, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-7579?

How severe is CVE-2019-7579?

Severity scoring for CVE-2019-7579 is pending analysis. The EPSS model estimates a 1.81% probability of exploitation in the next 30 days.

How do I fix CVE-2019-7579?

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-2019-7579?

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

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Source: NVD / NIST