CVE-2022-39948

EUVD-2022-42392
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)
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.8 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
fortinetCNA
4.4 MEDIUM
NETWORK
HIGH
NONE
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
Base Score
CVSS 3.x
EPSS Score
Percentile: 37%
Affected Products (NVD)
VendorProductVersion
fortinetfortiproxy
1.2.0 ≤
𝑥
≤ 2.0.9
fortinetfortiproxy
7.0.0 ≤
𝑥
< 7.0.7
fortinetfortios
6.0.0 ≤
𝑥
< 7.0.8
fortinetfortios
7.2.0 ≤
𝑥
< 7.2.4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://fortiguard.com/psirt/FG-IR-22-257
https://fortiguard.com/psirt/FG-IR-22-257