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.
History

Wed, 06 Nov 2024 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published: 2022-04-21T18:50:57.188533Z

Updated: 2024-11-06T16:21:58.871Z

Reserved: 2021-11-02T00:00:00

Link: CVE-2022-20804

cve-icon Vulnrichment

Updated: 2024-08-03T02:24:49.699Z

cve-icon NVD

Status : Modified

Published: 2022-04-21T19:15:08.793

Modified: 2024-11-21T06:43:35.360

Link: CVE-2022-20804

cve-icon Redhat

No data.