CVE-2023-20014

A vulnerability in the DNS functionality of Cisco Nexus Dashboard Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to the improper processing of DNS requests. An attacker could exploit this vulnerability by sending a continuous stream of DNS requests to an affected device. A successful exploit could allow the attacker to cause the coredns service to stop working or cause the device to reload, resulting in a DoS condition.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ndb-dnsdos-bYscZOsu	Vendor Advisory
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ndb-dnsdos-bYscZOsu	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:cisco:nexus_dashboard:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2023-03-01 08:15

Updated : 2024-11-21 07:40

NVD link : CVE-2023-20014

Mitre link : CVE-2023-20014

CVE.ORG link : CVE-2023-20014

JSON object : View

Products Affected

cisco

nexus_dashboard

CWE

CWE-399

Resource Management Errors

CWE-400

Uncontrolled Resource Consumption

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