CVE-2022-20715
HIGHCisco Adaptive Security Appliance and Firepower Threat Defense - Denial of Service via Remote Access SSL VPN
Title source: llmDescription
A vulnerability in the remote access SSL VPN features 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 validation of errors that are logged as a result of client connections that are made using remote access VPN. An attacker could exploit this vulnerability by sending crafted requests to an affected system. A successful exploit could allow the attacker to cause the affected device to restart, resulting in a DoS condition.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-dos-tL4uA4AA
Scores
CVSS v3
8.6
EPSS
0.0056
EPSS Percentile
68.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Details
CWE
CWE-399
CWE-20
Status
published
Products (3)
cisco/adaptive_security_appliance_software
< 9.8.4.44
cisco/firepower_threat_defense
7.1.0
cisco/firepower_threat_defense
< 6.4.0.15
Published
May 03, 2022
Tracked Since
Feb 18, 2026