CVE-2022-26122

An insufficient verification of data authenticity vulnerability [CWE-345] in FortiClient, FortiMail and FortiOS AV engines version 6.2.168 and below and version 6.4.274 and below may allow an attacker to bypass the AV engine via manipulating MIME attachment with junk and pad characters in base64.

CVSS v3.0 8.6 HIGH

8.6^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 4.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://fortiguard.com/psirt/FG-IR-22-074	Patch Vendor Advisory

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:fortinet:fortimail:4.1.0:::::::*
	cpe:2.3:a:fortinet:fortimail::::::::
	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:o:fortinet:fortios:7.2.0:::::::*
	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:a:fortinet:fortimail::::::::
	cpe:2.3:a:fortinet:fortimail::::::::
	cpe:2.3:a:fortinet:fortimail::::::::
	cpe:2.3:a:fortinet:antivirus_engine:6.33:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:6.253:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:6.252:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:6.243:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:6.157:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:6.156:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:6.145:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:6.144:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:6.142:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:6.137:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:4.4.54:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:2.0.60:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:2.0.49:::::::*
	cpe:2.3:a:fortinet:antivirus_engine:0.4.23:::::::*

Information

Published : 2022-11-02 05:15

Updated : 2022-11-04 06:20

NVD link : CVE-2022-26122

Mitre link : CVE-2022-26122

JSON object : View

CWE

CWE-345

Insufficient Verification of Data Authenticity

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Products Affected

fortinet

fortios
antivirus_engine
fortimail

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