Cisco IOS and IOS XE Denial of Service Vulnerability (CNVD-2021-43438)

Cisco IOS and IOS XE are both operating systems developed by Cisco in the United States for its network devices. A denial of service vulnerability exists in the Split DNS feature of Cisco IOS and IOS XE, which can be exploited by an attacker to cause a device to reload by attempting to resolve th...

CVE-2020-3408

A vulnerability in the Split DNS feature 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 occurs because the regular expression regex engine that...