VDB
CVE-2026-20064
CVE-2026-20064
PUBLISHED
CVSS 6.5 MEDIUM
A vulnerability in of Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, local attacker to cause the device to unexpectedly reload, causing a denial of service (DoS) condition. This vulnerability is due to improper validation of user-supplied input. An attacker with a low-privileged account could exploit this vulnerability by using crafted commands at the CLI prompt. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.
EPSS 0.03% · 10.7th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
EPSS Score
0.03%
10.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Cisco Secure Firewall Threat Defense (FTD) Software | 6.4.0, 6.4.0.1, 6.4.0.2 |
Exploit Intelligence
- CIRCL seen: CVE-2026-20064 (circl-sighting)
- cisco-sa-ftd-cmd-inj-mTzGZexf (circl)
Timeline
- Oct 8, 2025 CVE ID Reserved
- Mar 4, 2026 CVE Published
- Mar 4, 2026 CVE Updated
- Mar 4, 2026 PoC Published
- Mar 5, 2026 EPSS Score
- Mar 6, 2026 EPSS Score
- Mar 7, 2026 EPSS Score
- Mar 9, 2026 EPSS Score
- Mar 10, 2026 EPSS Score
- Mar 11, 2026 EPSS Score
- Mar 12, 2026 EPSS Score
- Mar 14, 2026 EPSS Score