Medium severity4.8NVD Advisory· Published Feb 16, 2023· Updated Jun 17, 2026
CVE-2022-39948
CVE-2022-39948
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)
Affected products
6cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*range: >=1.2.0,<=2.0.9
- (no CPE)range: 7.0.0 - 7.0.6, 2.0 all, 1.2 all
- (no CPE)range: 7.0.0
Patches
Vulnerability mechanics
References
1- fortiguard.com/psirt/FG-IR-22-257nvdVendor Advisory
News mentions
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