National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2020-3272 Detail

Current Description

A vulnerability in the DHCP server of Cisco Prime Network Registrar could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to insufficient input validation of incoming DHCP traffic. An attacker could exploit this vulnerability by sending a crafted DHCP request to an affected device. A successful exploit could allow the attacker to cause a restart of the DHCP server process, causing a DoS condition.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Nist CVSS score does not match with CNA score
CNA:  Cisco Systems, Inc.
Base Score: 7.5 HIGH
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cpnr-dhcp-dos-BkEZfhLP Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation NIST   Cisco Systems, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:cisco:prime_network_registrar:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
8.3
Up to (excluding)
8.3.7.1
 cpe:2.3:a:cisco:prime_network_registrar:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
9.0
Up to (excluding)
9.1.3
 cpe:2.3:a:cisco:prime_network_registrar:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
10.0
Up to (excluding)
10.1.0.1


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-3272
NVD Published Date:
05/22/2020
NVD Last Modified:
05/27/2020