CVE-2022-26122
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in, but needs a user to act. Limited direct impact.
- Exploit odds
- 0.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.6% in the next 30 days (EPSS).
- Severity: 4.7 MEDIUM (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.6% · EPSS, next 30 days
- Weakness
- CWE-345
- Record status
- Modified
Affected
- Fortinet Antivirus Engine 0.4.23
- Fortinet Antivirus Engine 2.0.49
- Fortinet Antivirus Engine 2.0.60
- Fortinet Antivirus Engine 4.4.54
- Fortinet Antivirus Engine 6.33
- Fortinet Antivirus Engine 6.137
- Fortinet Antivirus Engine 6.142
- Fortinet Antivirus Engine 6.144
Attack profile CVSS 3.1 · 4.7
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2022-26122.md and follow it. Check whether this project is affected by CVE-2022-26122. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
