Rapid7 Vulnerability & Exploit Database

Fortinet FortiOS: Insufficient Entropy (CVE-2019-15703)

Free InsightVM Trial No Credit Card Necessary
2024 Attack Intel Report Latest research by Rapid7 Labs
Back to Search

Fortinet FortiOS: Insufficient Entropy (CVE-2019-15703)

Severity
3
CVSS
(AV:N/AC:H/Au:N/C:P/I:N/A:N)
Published
10/24/2019
Created
11/08/2019
Added
11/07/2019
Modified
04/04/2022

Description

An Insufficient Entropy in PRNG vulnerability in Fortinet FortiOS 6.2.1, 6.2.0, 6.0.8 and below for device not enable hardware TRNG token and models not support builtin TRNG seed allows attacker to theoretically recover the long term ECDSA secret in a TLS client with a RSA handshake and mutual ECDSA authentication via the help of flush+reload side channel attacks in FortiGate VM models only.

Solution(s)

  • fortios-upgrade-6_0_9
  • fortios-upgrade-6_2_3

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

;