#VU69205 Resource management error in Cisco Firepower Threat Defense (FTD) - CVE-2022-20949

Vulnerability identifier: #VU69205

Vulnerability risk: Low

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-20949

CWE-ID: CWE-399

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Cisco Firepower Threat Defense (FTD)
Hardware solutions / Security hardware applicances

Vendor: Cisco Systems, Inc

Description

The vulnerability allows a remote user to compromise the target system.

The vulnerability exists due to improper management of internal resources within the application in the management web server. A remote administrator can send specially crafted messages to the affected HTTPS handler and perform configuration changes on the affected system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Cisco Firepower Threat Defense (FTD): 9.6.0.128, 9.6.1 - 9.6.1.19, 9.6.2 - 9.6.2.23, 9.6.3 - 9.6.3.24, 9.6.4 - 9.6.4.45, 9.7.1 - 9.7.1.24, 9.8.1 - 9.8.1.7, 9.8.2 - 9.8.2.45, 9.8.3 - 9.8.3.29, 9.8.4 - 9.8.4.45, 9.9.1 - 9.9.1.5, 9.9.2 - 9.9.2.235, 9.10.1 - 9.10.1.44, 9.12.1 - 9.12.1.3, 9.12.2 - 9.12.2.9, 9.12.3 - 9.12.3.12, 9.12.4 - 9.12.4.50, 9.13.1 - 9.13.1.21, 9.14.1 - 9.14.1.30, 9.14.2 - 9.14.2.15, 9.14.3 - 9.14.3.18, 9.14.4 - 9.14.4.12, 9.15.1 - 9.15.1.21, 9.16.1 - 9.16.1.28, 9.16.2 - 9.16.2.14, 9.16.3 - 9.16.3.15, 9.17.1 - 9.17.1.15, 9.18.1 - 9.18.1.3

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External links
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-mgmt-privesc-7GqR2th

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.