This vulnerability is due to an error when checking the privilege level of a user who is invoking remote diagnostics. An attacker could exploit this vulnerability by authenticating to the device, either through the web-based management interface or the REST API, and using the remote diagnostics debugger to grant a user elevated privileges. A successful exploit could allow the attacker to elevate privileges to root.
Notes:
To exploit this vulnerability, the attacker must have valid user credentials on the affected device.
The CVSSv3.1 Attack Complexity is High due to the multistage process required to fully exploit this vulnerability.
Analysis and contextual insights are available on OpenCVE Cloud.
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Fri, 18 Sep 2026 23:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Cisco
Cisco secure Firewall Management Center |
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| Vendors & Products |
Cisco
Cisco secure Firewall Management Center |
Fri, 18 Sep 2026 03:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Wed, 16 Sep 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A vulnerability in the remote diagnostics debugger of Cisco Secure FMC Software could allow an authenticated, remote attacker to enable the remote diagnostics debugger service. This vulnerability is due to an error when checking the privilege level of a user who is invoking remote diagnostics. An attacker could exploit this vulnerability by authenticating to the device, either through the web-based management interface or the REST API, and using the remote diagnostics debugger to grant a user elevated privileges. A successful exploit could allow the attacker to elevate privileges to root. Notes: To exploit this vulnerability, the attacker must have valid user credentials on the affected device. The CVSSv3.1 Attack Complexity is High due to the multistage process required to fully exploit this vulnerability. | |
| Title | Cisco Secure Firewall Management Center Software Authenticated Privilege Escalation to Root Vulnerability | |
| Weaknesses | CWE-264 | |
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: cisco
Published:
Updated: 2026-09-17T11:39:22.138Z
Reserved: 2026-08-19T12:02:03.632Z
Link: CVE-2026-76412
Updated: 2026-09-17T11:31:37.163Z
Status : Awaiting Analysis
Published: 2026-09-16T21:17:13.717
Modified: 2026-09-18T13:28:28.567
Link: CVE-2026-76412
No data.
OpenCVE Enrichment
Updated: 2026-09-18T21:45:14Z