Vulnerability Monitor

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CVE-2022-20745

A vulnerability in the web services interface for remote access 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. This vulnerability is due to improper input validation when parsing HTTPS requests. An attacker could exploit this vulnerability by sending a crafted HTTPS request to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

Published

2022-05-03T04:15:09.500

Last Modified

2024-11-21T06:43:27.910

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.6 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

6.9

Weaknesses
  • Type: Secondary
    CWE-20
  • Type: Primary
    CWE-20
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application cisco firepower_threat_defense < 6.4.0.15 Yes
Application cisco firepower_threat_defense < 6.6.5.2 Yes
Application cisco firepower_threat_defense < 7.0.2 Yes
Application cisco firepower_threat_defense 7.1.0 Yes
Operating System cisco adaptive_security_appliance_software < 9.12.4.38 Yes
Operating System cisco adaptive_security_appliance_software < 9.14.4 Yes
Operating System cisco adaptive_security_appliance_software < 9.15.1.21 Yes
Operating System cisco adaptive_security_appliance_software < 9.16.2.14 Yes
Operating System cisco adaptive_security_appliance_software < 9.17.1.7 Yes
References