description: A use of a broken or risky cryptographic algorithm vulnerability [CWE-327] in the Dynamic Tunnel Protocol of FortiWAN before 4.5.9 may allow an unauthenticated remote attacker to decrypt and forge protocol communication messages.
problem types: Information disclosure
affected:
{
product: Fortinet FortiWAN
vendor: Fortinet
versions:
status: affected, version: FortiWAN before 4.5.9
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 6.5
baseSeverity: MEDIUM
confidentialityImpact: LOW
exploitCodeMaturity: PROOF_OF_CONCEPT
integrityImpact: LOW
privilegesRequired: NONE
remediationLevel: UNAVAILABLE
reportConfidence: CONFIRMED
scope: UNCHANGED
temporalScore: 6.2
temporalSeverity: MEDIUM
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:U/RC:C
version: 3.1
]