CVE-2023-20095

Severity

75%

Complexity

39%

Confidentiality

60%

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.

CVSS 3.1 Base Score 7.5. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).

CVSS 3.1 Base Score 8.6. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H).

Overview

Type

Cisco Firepower Threat Defense

First reported 1 year ago

2023-11-01 18:15:00

Last updated 1 year ago

2023-12-22 15:01:00

Affected Software

Cisco Firepower Threat Defense 6.2.3

6.2.3

Cisco Firepower Threat Defense (FTD) 6.2.3.1

6.2.3.1

Cisco Firepower Threat Defense (FTD) 6.4.0

6.4.0

Cisco Firepower Threat Defense 6.2.3.13

6.2.3.13

Cisco Firepower Threat Defense (FTD) 6.2.3.14

6.2.3.14

Cisco Firepower Threat Defense (FTD) 6.2.3.15

6.2.3.15

Cisco Firepower Threat Defense 6.2.3.12

6.2.3.12

Cisco Firepower Threat Defense 6.6.0

6.6.0

Cisco Firepower Threat Defense 6.2.3.2

6.2.3.2

Cisco Firepower Threat Defense 6.2.3.3

6.2.3.3

Cisco Firepower Threat Defense 6.2.3.4

6.2.3.4

Cisco Firepower Threat Defense 6.2.3.5

6.2.3.5

Cisco Firepower Threat Defense 6.2.3.6

6.2.3.6

Cisco Firepower Threat Defense 6.2.3.7

6.2.3.7

Cisco Firepower Threat Defense 6.2.3.10

6.2.3.10

Cisco Firepower Threat Defense 6.2.3.11

6.2.3.11

Cisco Firepower Threat Defense 6.2.3.9

6.2.3.9

Cisco Firepower Threat Defense (FTD) 6.2.3.16

6.2.3.16

Cisco Firepower Threat Defense (FTD) 6.4.0.1

6.4.0.1

Cisco Firepower Threat Defense 6.4.0.3

6.4.0.3

Cisco Firepower Threat Defense (FTD) 6.4.0.2

6.4.0.2

Cisco Firepower Threat Defense (FTD) 6.4.0.4

6.4.0.4

Cisco Firepower Threat Defense (FTD) 6.4.0.5

6.4.0.5

Cisco Firepower Threat Defense (FTD) 6.4.0.6

6.4.0.6

Cisco Firepower Threat Defense (FTD) 6.4.0.7

6.4.0.7

Cisco Firepower Threat Defense (FTD) 6.4.0.8

6.4.0.8

Cisco Firepower Threat Defense 6.4.0.9

6.4.0.9

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-webvpn-dos-3GhZQBAS

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-webvpn-dos-3GhZQBAS

Vendor Advisory

Stay updated

ExploitPedia is constantly evolving. Sign up to receive a notification when we release additional functionality.

Get in touch

If you'd like to report a bug or have any suggestions for improvements then please do get in touch with us using this form. We will get back to you as soon as we can.