CVE-2023-20014

Published Feb 16, 2023 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

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 Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Cisco

Cisco Nexus Dashboard

affected

Version	Status	Constraints
`1.1(0c)`	affected	—
`1.1(0d)`	affected	—
`1.1(2h)`	affected	—
`1.1(2i)`	affected	—
`1.1(3c)`	affected	—
`1.1(3d)`	affected	—
`1.1(3e)`	affected	—
`1.1(3f)`	affected	—
`2.0(1b)`	affected	—
`2.0(1d)`	affected	—
`2.0(2g)`	affected	—
`2.0(2h)`	affected	—
`2.1(1d)`	affected	—
`2.1(1e)`	affected	—
`2.1(2d)`	affected	—
`2.1(2f)`	affected	—
`2.2(1e)`	affected	—
`2.2(1h)`	affected	—
`2.2(2d)`	affected	—

Configuration 1 [-]

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

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Advisories

Source	ID	Title
EUVD	EUVD-2023-24193	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.