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CVE-2026-20064Disclosure(cisco / secure_firewall_threat_defense)

LOWCVSS 6.5 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

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.

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0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-476

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • secure_firewall_threat_defense

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • Disclosure: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
cisco
Products
secure_firewall_threat_defense

76 versions affected across 1 product

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-03-04: 1Technical Details · 2026-03-04: 103-04
Signal classification1 categories
Disclosure
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • CVE@CVEnew
    Disclosure

    CVE-2026-20064 A vulnerability in of Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, local attacker to cause the device to unexpectedly reload, cau… https://www.cve.org/CVERecord?id=CVE-2026-20064

    Post summary

    CVE-2026-20064 reveals a flaw in Cisco Secure Firewall Threat Defense that permits an authenticated local attacker to trigger an unexpected device reload. No PoC, exploit code, active exploitation, patch information, or debunking claim is provided.

    0000078
    56.6K followersView on X
CPE platform detail76 entries

76 of 76 entries

PartVendorProductVersionTarget SWTarget HW
Appciscosecure_firewall_threat_defense6.2.3--
Appciscosecure_firewall_threat_defense6.4.0--
Appciscosecure_firewall_threat_defense6.4.0.1--
Appciscosecure_firewall_threat_defense6.4.0.10--
Appciscosecure_firewall_threat_defense6.4.0.11--
Appciscosecure_firewall_threat_defense6.4.0.12--
Appciscosecure_firewall_threat_defense6.4.0.13--
Appciscosecure_firewall_threat_defense6.4.0.14--
Appciscosecure_firewall_threat_defense6.4.0.15--
Appciscosecure_firewall_threat_defense6.4.0.16--
Appciscosecure_firewall_threat_defense6.4.0.17--
Appciscosecure_firewall_threat_defense6.4.0.18--
Appciscosecure_firewall_threat_defense6.4.0.2--
Appciscosecure_firewall_threat_defense6.4.0.3--
Appciscosecure_firewall_threat_defense6.4.0.4--
Appciscosecure_firewall_threat_defense6.4.0.5--
Appciscosecure_firewall_threat_defense6.4.0.6--
Appciscosecure_firewall_threat_defense6.4.0.7--
Appciscosecure_firewall_threat_defense6.4.0.8--
Appciscosecure_firewall_threat_defense6.4.0.9--
Appciscosecure_firewall_threat_defense7.0.0--
Appciscosecure_firewall_threat_defense7.0.0.1--
Appciscosecure_firewall_threat_defense7.0.1--
Appciscosecure_firewall_threat_defense7.0.1.1--
Appciscosecure_firewall_threat_defense7.0.2--
Appciscosecure_firewall_threat_defense7.0.2.1--
Appciscosecure_firewall_threat_defense7.0.3--
Appciscosecure_firewall_threat_defense7.0.4--
Appciscosecure_firewall_threat_defense7.0.5--
Appciscosecure_firewall_threat_defense7.0.6--
Appciscosecure_firewall_threat_defense7.0.6.1--
Appciscosecure_firewall_threat_defense7.0.6.2--
Appciscosecure_firewall_threat_defense7.0.6.3--
Appciscosecure_firewall_threat_defense7.0.7--
Appciscosecure_firewall_threat_defense7.0.8--
Appciscosecure_firewall_threat_defense7.0.8.1--
Appciscosecure_firewall_threat_defense7.1.0--
Appciscosecure_firewall_threat_defense7.1.0.1--
Appciscosecure_firewall_threat_defense7.1.0.2--
Appciscosecure_firewall_threat_defense7.1.0.3--
Appciscosecure_firewall_threat_defense7.2.0--
Appciscosecure_firewall_threat_defense7.2.0.1--
Appciscosecure_firewall_threat_defense7.2.1--
Appciscosecure_firewall_threat_defense7.2.10--
Appciscosecure_firewall_threat_defense7.2.10.2--
Appciscosecure_firewall_threat_defense7.2.2--
Appciscosecure_firewall_threat_defense7.2.3--
Appciscosecure_firewall_threat_defense7.2.4--
Appciscosecure_firewall_threat_defense7.2.4.1--
Appciscosecure_firewall_threat_defense7.2.5--
Appciscosecure_firewall_threat_defense7.2.5.1--
Appciscosecure_firewall_threat_defense7.2.5.2--
Appciscosecure_firewall_threat_defense7.2.6--
Appciscosecure_firewall_threat_defense7.2.7--
Appciscosecure_firewall_threat_defense7.2.8--
Appciscosecure_firewall_threat_defense7.2.8.1--
Appciscosecure_firewall_threat_defense7.2.9--
Appciscosecure_firewall_threat_defense7.3.0--
Appciscosecure_firewall_threat_defense7.3.1--
Appciscosecure_firewall_threat_defense7.3.1.1--
Appciscosecure_firewall_threat_defense7.3.1.2--
Appciscosecure_firewall_threat_defense7.4.0--
Appciscosecure_firewall_threat_defense7.4.1--
Appciscosecure_firewall_threat_defense7.4.1.1--
Appciscosecure_firewall_threat_defense7.4.2--
Appciscosecure_firewall_threat_defense7.4.2.1--
Appciscosecure_firewall_threat_defense7.4.2.2--
Appciscosecure_firewall_threat_defense7.4.2.3--
Appciscosecure_firewall_threat_defense7.4.2.4--
Appciscosecure_firewall_threat_defense7.6.0--
Appciscosecure_firewall_threat_defense7.6.1--
Appciscosecure_firewall_threat_defense7.6.2--
Appciscosecure_firewall_threat_defense7.6.2.1--
Appciscosecure_firewall_threat_defense7.7.0--
Appciscosecure_firewall_threat_defense7.7.10--
Appciscosecure_firewall_threat_defense7.7.10.1--

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