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 8.6 HIGH

8.6^/10

CVSS v3 : 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

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2022-11-02 12:15

Updated : 2024-02-28 19:29

NVD link : CVE-2022-26122

Mitre link : CVE-2022-26122

CVE.ORG link : CVE-2022-26122

JSON object : View

Products Affected

fortinet

fortios
antivirus_engine
fortimail

CWE

CWE-345

Insufficient Verification of Data Authenticity

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"2022-11-02T12:15:52.747", "references": [{"url": "https://fortiguard.com/psirt/FG-IR-22-074", "tags": ["Patch", "Vendor Advisory"], "source": "psirt@fortinet.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-345"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Una verificaci\u00f3n insuficiente de la vulnerabilidad de autenticidad de datos [CWE-345] en los motores FortiClient, FortiMail y FortiOS AV versi\u00f3n 6.2.168 e inferiores y la versi\u00f3n 6.4.274 e inferiores puede permitir a un atacante eludir el motor AV mediante la manipulaci\u00f3n del archivo adjunto MIME con 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