CVE-2023-20095

HIGH

Cisco ASA/FTD - DoS

Title source: llm

Description

A vulnerability in the remote access VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper handling of HTTPS requests. An attacker could exploit this vulnerability by sending crafted HTTPS requests to an affected system. A successful exploit could allow the attacker to cause resource exhaustion, resulting in a DoS condition.

Scores

CVSS v3 8.6
EPSS 0.0016
EPSS Percentile 36.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Classification

CWE
CWE-772
Status published

Affected Products (50)

cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
cisco/adaptive_security_appliance_software
... and 35 more

Timeline

Published Nov 01, 2023
Tracked Since Feb 18, 2026