This vulnerability exists because a critical API lacks authentication. An attacker could exploit this vulnerability by repeatedly invoking the API. A successful exploit could allow the attacker to download sensitive files that should be restricted and consume disk space so the device could become unresponsive, causing a DoS condition.
Metrics
Affected Vendors & Products
No advisories yet.
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
Sun, 20 Sep 2026 03:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Sat, 19 Sep 2026 23:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Cisco
Cisco secure Firewall Management Center |
|
| Vendors & Products |
Cisco
Cisco secure Firewall Management Center |
Wed, 16 Sep 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A vulnerability in a critical API for Cisco Secure FMC Software could allow an unauthenticated, remote attacker to download sensitive files and use unbounded disk space. This vulnerability exists because a critical API lacks authentication. An attacker could exploit this vulnerability by repeatedly invoking the API. A successful exploit could allow the attacker to download sensitive files that should be restricted and consume disk space so the device could become unresponsive, causing a DoS condition. | |
| Title | Cisco Secure Firewall Management Center Software Information Disclosure and Disk Denial of Service Vulnerability | |
| Weaknesses | CWE-306 | |
| References |
| |
| Metrics |
cvssV3_1
|
Projects
Sign in to view the affected projects.
Status: PUBLISHED
Assigner: cisco
Published:
Updated: 2026-09-18T14:46:28.683Z
Reserved: 2025-10-08T11:59:15.413Z
Link: CVE-2026-20343
Updated: 2026-09-18T14:39:36.717Z
Status : Awaiting Analysis
Published: 2026-09-16T21:17:11.850
Modified: 2026-09-18T15:17:07.577
Link: CVE-2026-20343
No data.
OpenCVE Enrichment
Updated: 2026-09-19T22:31:21Z