FortiOS - Authentication Bypass (CVE-2022-40684)
Description
An authentication bypass using an alternate path or channel [CWE-288] in Fortinet FortiOS version 7.2.0 through 7.2.1 and 7.0.0 through 7.0.6, FortiProxy version 7.2.0 and version 7.0.0 through 7.0.6 and FortiSwitchManager version 7.2.0 and 7.0.0 allows an unauthenticated atttacker to perform operations on the administrative interface via specially crafted HTTP or HTTPS requests.
psychologyCrowdSec Analysis
CVE-2022-40684 is a critical vulnerability that affects multiple Fortinet products, allowing unauthenticated attackers to bypass authentication and interact directly with the administrative interface by sending specially crafted requests.
CrowdSec has been tracking this vulnerability and its exploits since 14th of October 2022.
CrowdSec network data shows that most actors exploiting CVE-2022-40684 rely on broad, untargeted scans with minimal filtering. The activity is largely automated and opportunistic in nature. Telemetry from the CrowdSec network also shows that exploitation activity for CVE-2022-40684 remains steady week-over-week. Attack volumes are consistent with long-term trends, indicating sustained interest from threat actors. CVE-2022-40684 continues to be an active part of the threat landscape and will likely remain this way for the forseeable future.
Exploitation attempts are characterized by requests to paths beginning with /api/v2/cmdb/system/admin.
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| Event | Date |
|---|---|
| CISA KEV | 2022-10-11 |
| Rule Released | 2022-10-14 |
| CrowdSec First Seen | 2022-10-14 |
| CVE Published | 2022-10-18 |
| CISA Remediation Deadline | 2022-11-01 |