CVE-2022-45856 - CVE House
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Status published Medium CVE-2022-45856

An improper certificate validation vulnerability [CWE-295] in FortiClientWindows 6.4 all...

Vulnerability Description

An improper certificate validation vulnerability [CWE-295] in FortiClientWindows 6.4 all versions, 7.0.0 through 7.0.7, FortiClientMac 6.4 all versions, 7.0 all versions, 7.2.0 through 7.2.4, FortiClientLinux 6.4 all versions, 7.0 all versions, 7.2.0 through 7.2.4, FortiClientAndroid 6.4 all versions, 7.0 all versions, 7.2.0 and FortiClientiOS 5.6 all versions, 6.0.0 through 6.0.1, 7.0.0 through 7.0.6 SAML SSO feature may allow an unauthenticated attacker to man-in-the-middle the communication between the FortiClient and  both the service provider and the identity provider.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

FortiClientiOS, FortiClientAndroid, FortiClientMac, FortiClientLinux, FortiClientWindows
Vulnerable Versions:
7.0.3, 7.0.0, 6.0.0, 5.6.5, 5.6.0, 5.4.3, 5.4.0, 5.2.0, 5.0.0, 4.0.0, 2.0.0, 7.2.0, 7.0.6, 7.0.2, 6.4.6, 6.4.4, 6.4.1, 6.4.0, 6.4.7

Timeline

Official Publish: September 10th, 2024
Last Modified: September 10th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:U/RC:C

Weaknesses (CWE)

CWE-295

MITRE ATT&CK TTPs

T1557 Adversary-in-the-Middle
Credential Access
T1040 Network Sniffing
Collection
T1552 Unsecured Credentials
Credential Access
T1071 Application Layer Protocol
Command and Control
T1565 Data Manipulation
Impact