CVE-2023-20014
Published Mar 1, 2023
Last updated 10 months ago
Overview
- 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.
- Source
- ykramarz@cisco.com
- NVD status
- Modified
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- HIGH
Configurations
[ { "nodes": [ { "negate": false, "cpeMatch": [ { "criteria": "cpe:2.3:a:cisco:nexus_dashboard:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9D9348B3-A438-4B9F-9818-5E6F794653D0", "versionEndExcluding": "2.3\\(1c\\)" } ], "operator": "OR" } ] } ]