CVE-2022-20804

Published on: Not Yet Published

Last Modified on: 05/03/2022 03:31:00 PM UTC

CVE-2022-20804 - advisory for cisco-sa-ucm-dos-zHS9X9kD

Source: Mitre Source: NIST CVE.ORG Print: PDF PDF
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Certain versions of Unified Communications Manager from Cisco contain the following vulnerability:

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.

  • CVE-2022-20804 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as MEDIUM severity.
  • The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory.
  • Affected Vendor/Software: URL Logo Cisco - Cisco Unified Communications Manager version n/a

CVSS3 Score: 6.5 - MEDIUM

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
ADJACENT_NETWORK LOW NONE NONE
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED NONE NONE HIGH

CVSS2 Score: 6.1 - MEDIUM

Access
Vector ⓘ		 Access
Complexity		 Authentication
ADJACENT_NETWORK LOW NONE
Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
NONE NONE COMPLETE

CVE References

Description Tags ⓘ Link
No Description Provided tools.cisco.com
text/html
 URL Logo CISCO 20220420 Cisco Unified Communications Products Denial of Service Vulnerability
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Related QID Numbers

  • 317266 Cisco Unified Communications Products Denial of Service (DoS) Vulnerability (cisco-sa-ucm-dos-zHS9X9kD)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationCiscoUnified Communications ManagerAllAllAllAll
ApplicationCiscoUnified Communications ManagerAllAllAllAll
  • cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:-:*:*:*:
  • cpe:2.3:a:cisco:unified_communications_manager:*:*:*:*:session_management:*:*:*:

Social Mentions

Source Title Posted (UTC)
Reddit Logo Icon /r/netcve CVE-2022-20804 2022-04-21 19:38:21
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