Denial of service in Cisco BroadWorks Application Delivery Platform and Xtended Services Platform

1) Input validation error

EUVDB-ID: #VU71114

Risk: High

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-20020

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the Device Management Servlet application when parsing HTTP requests. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco BroadWorks Application Delivery Platform Device Management: 22.0

Cisco BroadWorks Xtended Services Platform: 22.0 - 23.0

CPE2.3

• cpe:2.3:a:cisco_systems:cisco_broadworks_application_delivery_platform_device_management:22.0:*:*:*:*:*:*:*
• cpe:2.3:a:cisco_systems:cisco_broadworks_xtended_services_platform:22.0:*:*:*:*:*:*:*
• cpe:2.3:a:cisco_systems:cisco_broadworks_xtended_services_platform:23.0:*:*:*:*:*:*:*

External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-bw-dos-HpkeYzp

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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