CVE-2018-20100

Name: CVE-2018-20100
Creator: NVD / NIST
Published: 2019-01-02T18:29:01.23+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.71%

Last modified Jun 17, 2026

CVE-2018-20100 is a vulnerability of currently unknown severity. An issue was discovered on August Connect devices. Insecure data transfer between the August app and August Connect during configuration allows attackers to discover home Wi-Fi credentials. EPSS estimates a 0.71% chance of exploitation in the next 30 days.

Description

An issue was discovered on August Connect devices. Insecure data transfer between the August app and August Connect during configuration allows attackers to discover home Wi-Fi credentials. This data transfer uses an unencrypted access point for these credentials, and passes them in an HTTP POST, using the AugustWifiDevice class, with data encrypted with a fixed key found obfuscated in the app.

Metrics

EPSS Probability

0.71%

48.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-311

Affected Software

Vendor	Product	Versions
August	August Connect	All versions
August	August Connect Firmware	All versions

References

https://dojo.bullguard.com/dojo-by-bullguard/blog/august-connect/Third Party Advisory
https://dojo.bullguard.com/dojo-by-bullguard/blog/august-connect/Third Party Advisory

Timeline

Published: Jan 2, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-20100?

How severe is CVE-2018-20100?

Severity scoring for CVE-2018-20100 is pending analysis. The EPSS model estimates a 0.71% probability of exploitation in the next 30 days.

How do I fix CVE-2018-20100?

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-2018-20100?

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

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Source: NVD / NIST