CVE-2020-3304
HIGHCisco Adaptive Security Appliance and Firepower Threat Defense - Unauthenticated Denial of Service via HTTP Request
Title source: llmDescription
A vulnerability in the web interface of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service (DoS) condition. The vulnerability is due to a lack of proper input validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. An exploit could allow the attacker to cause a DoS condition. Note: This vulnerability applies to IP Version 4 (IPv4) and IP Version 6 (IPv6) HTTP traffic.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-webdos-fBzM5Ynw
Scores
CVSS v3
8.6
EPSS
0.0050
EPSS Percentile
66.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-20
CWE-400
Status
published
Products (3)
cisco/adaptive_security_appliance
< 9.6.4.45
cisco/adaptive_security_appliance_software
9.8.0 - 9.8.4.22
cisco/firepower_threat_defense
< 6.3.0.6
Published
Oct 21, 2020
Tracked Since
Feb 18, 2026