vulnerability
Fortinet FortiOS: Insufficient Entropy (CVE-2019-15703)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 3 | (AV:N/AC:H/Au:N/C:P/I:N/A:N) | Oct 24, 2019 | Nov 7, 2019 | Aug 11, 2025 |
Severity
3
CVSS
(AV:N/AC:H/Au:N/C:P/I:N/A:N)
Published
Oct 24, 2019
Added
Nov 7, 2019
Modified
Aug 11, 2025
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.
Solutions
fortios-upgrade-6_0_9fortios-upgrade-6_2_3
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