Description
A vulnerability in the normalization functionality of Cisco Firepower Threat Defense Software, Cisco FirePOWER Services Software for ASA, and Cisco Firepower Management Center Software could allow an unauthenticated, remote attacker to bypass filtering protections. The vulnerability is due to insufficient normalization of a text-based payload. An attacker could exploit this vulnerability by sending traffic that contains specifically obfuscated payloads through an affected device. An exploit could allow the attacker to bypass filtering and deliver malicious payloads to protected systems that would otherwise be blocked.
CVSS breakdown
CVSS 3.0
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
None
Integrity
Low
Availability
None
Affected products
- Cisco / Cisco Firepower Threat Defense Softwareunspecified – n/a
- Cisco / firepower_services_software_for_asa
- Cisco / secure_firewall_management_center2.9.12 – 2.9.12.15
- Cisco / secure_firewall_management_center2.9.15 – 2.9.15
- Cisco / secure_firewall_management_center2.9.16 – 2.9.16
- Cisco / secure_firewall_threat_defense
References
Updated 20m ago · 8 sources