A vulnerability in the IPv6 DHCP version 6 (DHCPv6) relay and server features of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to trigger a denial of service (DoS) condition. This vulnerability is due to insufficient validation of data boundaries. An attacker could exploit this vulnerability by sending crafted DHCPv6 messages to an affected device. A successful exploit could allow the attacker to cause the device to reload unexpectedly.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Cisco Ios | — | Upgrade to the latest version of Cisco IOS to resolve this vulnerability | Mar 23, 2023 | Mar 22, 2023 |
| Cisco Xe | — | Upgrade to the latest version of Cisco IOS XE to resolve this vulnerability | Mar 23, 2023 | Mar 22, 2023 |
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