What is CVE-2018-4015?

CVE-2018-4015 is a high-severity vulnerability in Webroot Brightcloud, classified under Improper Certificate Validation. CVSS score: 8.1/10. Published 2018-12-18.

How severe is CVE-2018-4015?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Webroot Brightcloud

CVE-2018-4015

An exploitable vulnerability exists in the HTTP client functionality of the Webroot BrightCloud SDK. The configuration of the HTTP client does not enforce a secure connection by default, resulting in a failure to validate TLS certificates. An attacker could impersonate a remote BrightCloud server to exploit this vulnerability.

Vulnerability class: Improper Certificate Validation

EPSS: 0.007 (50.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Webroot Brightcloud
N/a Webroot — versions Webroot BrightCloud SDK

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

talos-cna@cisco.com (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-4015?: CVE-2018-4015 is a high-severity vulnerability in Webroot Brightcloud, classified under Improper Certificate Validation. CVSS score: 8.1/10. Published 2018-12-18.
How severe is CVE-2018-4015?: High severity. CVSS v3 base score is 8.1 out of 10.