A vulnerability in the Cisco Discovery Protocol of Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session Management Edition (Unified CM SME) could allow an unauthenticated, adjacent attacker to cause a kernel panic on an affected system, resulting in a denial of service (DoS) condition. This vulnerability is due to incorrect processing of certain Cisco Discovery Protocol packets. An attacker could exploit this vulnerability by continuously sending certain Cisco Discovery Protocol packets to an affected device. A successful exploit could allow the attacker to cause a kernel panic on the system that is running the affected software, resulting in a DoS condition.
References
| Link | Resource |
|---|---|
| https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucm-dos-zHS9X9kD | Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
03 May 2022, 15:31
| Type | Values Removed | Values Added |
|---|---|---|
| First Time |
Cisco
Cisco unified Communications Manager |
|
| CPE | cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:-:*:*:* cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:session_management:*:*:* |
|
| CVSS |
v2 : v3 : |
v2 : 6.1
v3 : 6.5 |
| CWE | CWE-754 | |
| References | (CISCO) https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucm-dos-zHS9X9kD - Vendor Advisory |
21 Apr 2022, 19:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2022-04-21 19:15
Updated : 2023-12-10 14:22
NVD link : CVE-2022-20804
Mitre link : CVE-2022-20804
CVE.ORG link : CVE-2022-20804
JSON object : View
Products Affected
cisco
- unified_communications_manager
CWE
CWE-754
Improper Check for Unusual or Exceptional Conditions