CVE-2017-6613

medium Cisco
CVSS v3 Base Score
5.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
EPSS Score
0.3%
Exploitation probability in 30 days
Top 47% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Published: April 20, 2017 (3310 days ago)
Last Modified: May 13, 2026
Vendor: Cisco
Source: NVD

Description

A vulnerability in the DNS input packet processor for Cisco Prime Network Registrar could allow an unauthenticated, remote attacker to cause the DNS process to momentarily restart, which could lead to a partial denial of service (DoS) condition on the affected system. The vulnerability is due to incomplete DNS packet header validation when the packet is received by the application. An attacker could exploit this vulnerability by sending a malformed DNS packet to the application. An exploit could allow the attacker to cause the DNS process to restart, which could lead to a DoS condition. This vulnerability affects Cisco Prime Network Registrar on all software versions prior to 8.3.5. Cisco Bug IDs: CSCvb55412.

CWE

CWE-399

Affected Products

cisco prime network registrar

References

🔗 www.securityfocus.com 🔗 www.securitytracker.com 🔗 tools.cisco.com 🔗 www.securityfocus.com 🔗 www.securitytracker.com