CVE-2022-45856

Published Sep 10, 2024 CVSS 3.1 · 4.6 Medium EPSS < 1% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Fortinet

FortiClientiOS

unaffected

Version	Status	Constraints
`7.0.3`	affected	≤ 7.0.6
`7.0.0`	affected	≤ 7.0.1
`6.0.0`	affected	≤ 6.0.1
`5.6.5`	affected	≤ 5.6.6
`5.6.0`	affected	≤ 5.6.1
`5.4.3`	affected	≤ 5.4.4
`5.4.0`	affected	≤ 5.4.1
`5.2.0`	affected	≤ 5.2.3
`5.0.0`	affected	≤ 5.0.3
`4.0.0`	affected	≤ 4.0.2
`2.0.0`	affected	≤ 2.0.1

Fortinet

FortiClientAndroid

unaffected

Version	Status	Constraints
`7.2.0`	affected	—
`7.0.6`	affected	≤ 7.0.7
`7.0.2`	affected	≤ 7.0.3
`7.0.0`	affected	—
`6.4.6`	affected	—
`6.4.4`	affected	—
`6.4.1`	affected	—
`6.0.0`	affected	—
`5.6.0`	affected	—
`5.4.0`	affected	≤ 5.4.2
`5.2.0`	affected	≤ 5.2.8
`5.0.0`	affected	≤ 5.0.3

Fortinet

FortiClientMac

unaffected

Version	Status	Constraints
`7.2.0`	affected	≤ 7.2.4
`7.0.0`	affected	≤ 7.0.13
`6.4.0`	affected	≤ 6.4.10

Fortinet

FortiClientLinux

unaffected

Version	Status	Constraints
`7.2.0`	affected	≤ 7.2.4
`7.0.0`	affected	≤ 7.0.13
`6.4.7`	affected	≤ 6.4.9
`6.4.0`	affected	≤ 6.4.4

Fortinet

FortiClientWindows

unaffected

Version	Status	Constraints
`7.0.0`	affected	≤ 7.0.7
`6.4.0`	affected	≤ 6.4.10

Configuration 1 [-]

cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:android:*:*

Configuration 2 [-]

cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:linux:*:*

Configuration 3 [-]

cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:mac_os:*:*

Configuration 4 [-]

cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*

Configuration 5 [-]

cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:iphone_os:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Please upgrade to FortiClientAndroid version 7.2.1 or above Please upgrade to FortiClientiOS version 7.0.7 or above Please upgrade to FortiClientMac version 7.4.0 or above Please upgrade to FortiClientMac version 7.2.5 or above Please upgrade to FortiClientLinux version 7.4.0 or above Please upgrade to FortiClientLinux version 7.2.5 or above Please upgrade to FortiClientWindows version 7.2.0 or above Please upgrade to FortiClientWindows version 7.0.8 or above

Tracking

Advisories

Source	ID	Title
EUVD	EUVD-2022-48709	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.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.231% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://fortiguard.fortinet.com/psirt/FG-IR-22-230

History

Sep 26, 2024 3:15 PM First appearance in the feed. Affected versions updated. Affected vendors updated View changes

Type	Values Removed	Values Added
First Time appeared		Fortinet forticlient
CPEs		cpe:2.3:a:fortinet:forticlient::::::android::* cpe:2.3:a:fortinet:forticlient::::::iphone_os::* cpe:2.3:a:fortinet:forticlient::::::linux::* cpe:2.3:a:fortinet:forticlient::::::mac_os::* cpe:2.3:a:fortinet:forticlient::::::windows::*
Vendors & Products		Fortinet forticlient

Sep 10, 2024 7:30 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Sep 10, 2024 2:45 PM Description updated. First appearance in the feed. Weaknesses updated. Affected versions updated. Affected vendors updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
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.
First Time appeared		Fortinet Fortinet forticlientios
Weaknesses		CWE-295
CPEs		cpe:2.3:a:fortinet:forticlientios:2.0.0:::::::* cpe:2.3:a:fortinet:forticlientios:2.0.1:::::::* cpe:2.3:a:fortinet:forticlientios:4.0.0:::::::* cpe:2.3:a:fortinet:forticlientios:4.0.1:::::::* cpe:2.3:a:fortinet:forticlientios:4.0.2:::::::* cpe:2.3:a:fortinet:forticlientios:5.0.0:::::::* cpe:2.3:a:fortinet:forticlientios:5.0.1:::::::* cpe:2.3:a:fortinet:forticlientios:5.0.2:::::::* cpe:2.3:a:fortinet:forticlientios:5.0.3:::::::* cpe:2.3:a:fortinet:forticlientios:5.2.0:::::::* cpe:2.3:a:fortinet:forticlientios:5.2.1:::::::* cpe:2.3:a:fortinet:forticlientios:5.2.2:::::::* cpe:2.3:a:fortinet:forticlientios:5.2.3:::::::* cpe:2.3:a:fortinet:forticlientios:5.4.0:::::::* cpe:2.3:a:fortinet:forticlientios:5.4.1:::::::* cpe:2.3:a:fortinet:forticlientios:5.4.3:::::::* cpe:2.3:a:fortinet:forticlientios:5.4.4:::::::* cpe:2.3:a:fortinet:forticlientios:5.6.0:::::::* cpe:2.3:a:fortinet:forticlientios:5.6.1:::::::* cpe:2.3:a:fortinet:forticlientios:5.6.5:::::::* cpe:2.3:a:fortinet:forticlientios:5.6.6:::::::* cpe:2.3:a:fortinet:forticlientios:6.0.0:::::::* cpe:2.3:a:fortinet:forticlientios:6.0.1:::::::* cpe:2.3:a:fortinet:forticlientios:7.0.0:::::::* cpe:2.3:a:fortinet:forticlientios:7.0.1:::::::* cpe:2.3:a:fortinet:forticlientios:7.0.3:::::::* cpe:2.3:a:fortinet:forticlientios:7.0.4:::::::* cpe:2.3:a:fortinet:forticlientios:7.0.5:::::::* cpe:2.3:a:fortinet:forticlientios:7.0.6:::::::*
Vendors & Products		Fortinet Fortinet forticlientios
References		https://fortiguard.fortinet.com/psirt/FG-IR-22-230
Metrics		cvssV3_1 `{'score': 4.6, 'vector': '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'}`