FG-IR-22-074: Evasion by manipulating MIME attachment
First published: Tue Nov 01 2022(Updated: )
An insufficient verification of data authenticity vulnerability [CWE-345] in FortiClient, FortiMail and FortiOS AV engines may allow an attacker to bypass the AV engine via manipulating MIME attachment with junk and pad characters in base64.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fortinet FortiClient Virtual Private Network | ||
| Fortinet Fortimail-200d | ||
| Fortinet FortiOS IPS Engine |
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Reference Links
Frequently Asked Questions
What is the severity of FG-IR-22-074?
The severity of FG-IR-22-074 is classified as critical due to the potential for attackers to bypass the AV engine.
How do I fix FG-IR-22-074?
To fix FG-IR-22-074, ensure your FortiClient, FortiMail, and FortiOS products are updated to the latest version provided by Fortinet.
What products are affected by FG-IR-22-074?
FG-IR-22-074 affects FortiClient, FortiMail, and FortiOS AV engines.
What type of vulnerability is FG-IR-22-074?
FG-IR-22-074 is an insufficient verification of data authenticity vulnerability, specifically categorized under CWE-345.
Can FG-IR-22-074 be exploited remotely?
Yes, FG-IR-22-074 can potentially be exploited remotely by attackers manipulating MIME attachments.
- collector/fortiguard-psirt-latest
- source/FortiGuard
- alias/CVE-2022-26122
- collector/fortiguard-psirt
- agent/last-modified-date
- agent/severity
- agent/references
- agent/title
- agent/type
- agent/first-publish-date
- agent/event
- agent/description
- agent/trending
- agent/source
- agent/softwarecombine
- agent/tags
- agent/guess-ai
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- vendor/fortinet
- canonical/fortinet forticlient virtual private network
- canonical/fortinet fortimail-200d
- canonical/fortinet fortios ips engine