Input validation error in Cisco Systems, Inc products - CVE-2023-20259
Published: October 6, 2023
Vulnerability identifier: #VU81671
CSH Severity: High
CVSS v4.0: 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-2023-20259
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco Emergency Responder
Cisco Prime Collaboration Deployment
Cisco Unified Communications Manager
Cisco Unified Communications Manager IM & Presence Service
Cisco Unified Communications Manager Session Management Edition
Cisco Unity Connection
Cisco Emergency Responder
Cisco Prime Collaboration Deployment
Cisco Unified Communications Manager
Cisco Unified Communications Manager IM & Presence Service
Cisco Unified Communications Manager Session Management Edition
Cisco Unity Connection
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper API authentication and incomplete validation of the API request. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
How to mitigate CVE-2023-20259
Install updates from vendor's website.