CVEvulnerability

CVE-2023-20014

7.5 HIGH Published 2023-03-01 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2023-03-01
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-399, CWE-400

Description

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.

Affected configurations

• cisco nexus dashboard (< 2.3\(1c\))

Related

Weakness · not in database (1)

Weakness · CWE (1)

  • CWE-400 Uncontrolled Resource Consumption weakness

References