Cisco Bug: CSCvs77733 - Cisco Prime Network Registrar DHCP Denial of Service Vulnerability
Sep 08, 2020
- Cisco Network Registrar
Known Affected Releases
10.1 8.3(7) 9.1(2)
Symptom: 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. Cisco has released software updates that address this vulnerability. There are workarounds that address this vulnerability. This advisory is available at the following link:https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cpnr-dhcp-dos-BkEZfhLP Conditions: Please refer to the Security Advisory.
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Bug Details Include
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