Rapid7 Vulnerability & Exploit Database

USN-2557-1: Firefox vulnerability

Back to Search

USN-2557-1: Firefox vulnerability

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
04/08/2015
Created
07/25/2018
Added
04/10/2015
Modified
07/09/2020

Description

The HTTP Alternative Services feature in Mozilla Firefox before 37.0.1 allows man-in-the-middle attackers to bypass an intended X.509 certificate-verification step for an SSL server by specifying that server in the uri-host field of an Alt-Svc HTTP/2 response header.

Solution(s)

  • ubuntu-upgrade-firefox

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;