CVE-2021-36169
MEDIUM
6
CVSS Score
Published: December 13, 2021 at 01:48 PM UTC
Updated: June 17, 2026 at 03:58 AM UTC
1 product affected across 1 vendorFortiOS
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Severity
MEDIUM6
Exploit prediction
EPSS 0.3%
SSVC
No known exploit
Description
A Hidden Functionality in Fortinet FortiOS 7.x before 7.0.1, FortiOS 6.4.x before 6.4.7 allows attacker to Execute unauthorized code or commands via specific hex read/write operations.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Affected range stops below 6.2.10, so it looks safe — our inference, not a vendor statement
Affected range stops below 6.4.7, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://fortiguard.com/advisory/FG-IR-21-091SSVC — Action Prioritization
SSVCNo known exploitNot automatablePartial impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-Other
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