CVE-2018-0174 – Cisco IOS Software and Cisco IOS XE Software Improper Input Validation Vulnerability

https://notcve.org/view.php?id=CVE-2018-0174

28 Mar 2018 — A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. The vulnerability exists because the affected software performs incomplete input validation of option 82 information that it receives in DHCP Version 4 (DHCPv4) packets from DHCP relay agents. An attacker could exploit this vulnerability by sending a crafted DH... • http://www.securityfocus.com/bid/103554 • CWE-20: Improper Input Validation •