CVE-2020-3272
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Cisco Prime Network Registrar
PublishedMay 22, 2020
First seenMay 22, 2020
Weakness typeCWE-20Improper input validation
How to fix
Update
- cisco prime_network_registrar8.3.7.1, 9.1.3, 10.1.0.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cisco prime_network_registrar | 8.3 ≤ v < 8.3.7.1, 9.0 ≤ v < 9.1.3, 10.0 ≤ v < 10.1.0.1 | 8.3.7.1, 9.1.3, 10.1.0.1 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.