description: An improper certificate validation vulnerability [CWE-295] in FortiOS 7.2.0 through 7.2.3, 7.0.0 through 7.0.7, 6.4 all versions, 6.2 all versions, 6.0 all versions and FortiProxy 7.0.0 through 7.0.6, 2.0 all versions, 1.2 all versions may allow a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the communication channel between the FortiOS/FortiProxy device and remote servers hosting threat feeds (when the latter are configured as Fabric connectors in FortiOS/FortiProxy)
problem types: Information disclosure
affected:
{
vendor: Fortinet
product: FortiProxy
defaultStatus: unaffected
versions:
versionType: semver, version: 7.0.0, lessThanOrEqual: 7.0.6, status: affected
versionType: semver, version: 2.0.0, lessThanOrEqual: 2.0.11, status: affected
versionType: semver, version: 1.2.0, lessThanOrEqual: 1.2.13, status: affected
}
{
vendor: Fortinet
product: FortiOS
defaultStatus: unaffected
versions:
versionType: semver, version: 7.2.0, lessThanOrEqual: 7.2.3, status: affected
versionType: semver, version: 7.0.0, lessThanOrEqual: 7.0.7, status: affected
versionType: semver, version: 6.4.0, lessThanOrEqual: 6.4.11, status: affected
versionType: semver, version: 6.2.0, lessThanOrEqual: 6.2.12, status: affected
versionType: semver, version: 6.0.0, lessThanOrEqual: 6.0.16, status: affected
}
metrics:
format: CVSS
cvssV3_1: [
version: 3.1
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 4.4
baseSeverity: MEDIUM
confidentialityImpact: LOW
integrityImpact: LOW
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:U/RC:R
]
solutions: Please upgrade to FortiProxy version 7.2.0 or above Please upgrade to FortiProxy version 7.0.7 or above Please upgrade to FortiOS version 7.2.4 or above Please upgrade to FortiOS version 7.0.8 or above