Rapid7 Vulnerability & Exploit Database

F5 Networks: K21531693 (CVE-2016-0787): libssh2 vulnerability CVE-2016-0787

Back to Search

F5 Networks: K21531693 (CVE-2016-0787): libssh2 vulnerability CVE-2016-0787

Severity
4
CVSS
(AV:N/AC:M/Au:N/C:P/I:N/A:N)
Published
04/13/2016
Created
07/25/2018
Added
02/16/2017
Modified
02/01/2018

Description

The diffie_hellman_sha256 function in kex.c in libssh2 before 1.7.0 improperly truncates secrets to 128 or 256 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified vectors, aka a "bits/bytes confusion bug."

Solution(s)

  • f5-big-ip-upgrade-latest

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

;