PT-2023-17402 · Cisco · Cisco Broadworks Application Delivery Platform+1

Published 2023-01-19 · Updated 2024-01-25 · CVE-2023-20020

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Cisco BroadWorks Application Delivery Platform (affected versions not specified) Cisco BroadWorks Xtended Services Platform (affected versions not specified)

Description A vulnerability in the Device Management Servlet application could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper input validation when parsing HTTP requests. An attacker could exploit this vulnerability by sending a sustained stream of crafted requests to an affected device. A successful exploit could allow the attacker to cause all subsequent requests to be dropped, resulting in a DoS condition.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Infinite Loop

RCE

Weakness Enumeration

CWE-835

CWE-20

Related Identifiers

CVE-2023-20020

Affected Products

Cisco Broadworks Application Delivery Platform

Cisco Broadworks Xtended Services Platform

References · 5

• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-bw-dos-HpkeYzp · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2023-20020 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-20020 · Security Note
• https://t.me/cibsecurity/56746 · Telegram Post
• https://t.me/cvenotify/42528 · Telegram Post