CVE-2019-15703
First published: Thu Oct 24 2019(Updated: )
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.
Credit: psirt@fortinet.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fortinet FortiOS | <=5.6.9 | |
| Fortinet FortiOS | >=6.0.0<6.0.9 | |
| Fortinet FortiOS | >=6.2.0<6.2.3 |
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Reference Links
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- vendor/fortinet
- canonical/fortinet fortios
- version/fortinet fortios/5.6.9
- version/fortinet fortios/6.0.0
- version/fortinet fortios/6.2.0