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CVE-2019-15703

nvd nist
Published: Oct 24, 2019Modified: Nov 21, 2024

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Exploitability: 3.9 / Impact: 3.6
Source: NVD

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.

Affected (3)

Products: Fortinet: Fortios
Fortinet
1 product
Fortios
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Fortinet
Fortios
Up to 5.6.9
Fortios
From 6.0.0 to 6.0.9
Fortios
From 6.2.0 to 6.2.3

Related CWEs

CWE-331
Insufficient Entropy
The product uses an algorithm or scheme that produces insufficient entropy, leaving patterns or clusters of values that are more likely to occur than others.

References (2)

Source: psirt@fortinet.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.