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Vulnerability DatabaseCVE-2020-3307

CVE-2020-3307: 
Cisco Secure Firewall Management Center vulnerability analysis and mitigation

A vulnerability in the web UI of Cisco Firepower Management Center (FMC) Software could allow an unauthenticated, remote attacker to write arbitrary entries to the log file on an affected device. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to send incorrect information to the system log on the affected system.

Source: NVD

Related Cisco Secure Firewall Management Center vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-20131CRITICAL10
  • Cisco Secure Firewall Management Center logoCisco Secure Firewall Management Center
  • cpe:2.3:a:cisco:secure_firewall_management_center
YesYesMar 04, 2026
CVE-2026-20079CRITICAL10
  • Cisco Secure Firewall Management Center logoCisco Secure Firewall Management Center
  • cpe:2.3:a:cisco:secure_firewall_management_center
YesYesMar 04, 2026
CVE-2026-20044MEDIUM6
  • Cisco Secure Firewall Management Center logoCisco Secure Firewall Management Center
  • cpe:2.3:a:cisco:secure_firewall_management_center
NoYesMar 04, 2026
CVE-2026-20018MEDIUM5.9
  • Cisco Firepower Threat Defense (FTD) logoCisco Firepower Threat Defense (FTD)
  • cpe:2.3:a:cisco:firepower_threat_defense
NoYesMar 04, 2026
CVE-2026-20316MEDIUM5.3
  • Cisco Secure Firewall Management Center logoCisco Secure Firewall Management Center
  • cpe:2.3:a:cisco:secure_firewall_management_center
YesNoJul 29, 2026

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