QID 317379

QID 317379: Cisco Firepower Threat Defense (FTD) Remote Access Virtual Private Network (VPN) Denial of Service (DoS) Vulnerability (cisco-sa-asa-webvpn-dos-3GhZQBAS)

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.

Affected Products
This vulnerability affects Cisco products if they are running a vulnerable release of Cisco FTD Software when it has Cisco AnyConnect Remote Access VPN enabled.
Cisco FTD Software version from 6.2.3 prior to 6.4.0.16
Cisco FTD Software version from 6.6.0 prior to 6.6.7
Cisco FTD Software version from 6.7.0 prior to 7.0.4
Cisco FTD Software version from 7.1.0 prior to 7.1.0.3
Cisco FTD Software version from 7.2.0 prior to 7.2.1

QID Detection Logic (Authenticated):
This QID will check the version retrieved via Unix Auth using "show version" command.

Successful exploitation of this vulnerability could allow the attacker to cause resource exhaustion, resulting in a DoS condition.

CVSS V3 rated as Critical - 8.6 severity.

CVSS V2 rated as Medium - 5 severity.

Solution

Customers are advised to refer to cisco-sa-asa-webvpn-dos-3GhZQBAS for more information.

Vendor References

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

CVEs related to QID 317379

CVE-2023-20095 |

Software Advisories

Advisory ID	Software	Component	Link
cisco-sa-asa-webvpn-dos-3GhZQBAS			sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-webvpn-dos-3GhZQBAS

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