A vulnerability in the Switch Integrated Security Features (SISF) of Cisco IOS Software, Cisco IOS XE Software, Cisco NX-OS Software, and Cisco Wireless LAN Controller (WLC) AireOS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to the incorrect handling of DHCPv6 packets. An attacker could exploit this vulnerability by sending a crafted DHCPv6 packet to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Cisco Ios | — | Upgrade to the latest version of Cisco IOS to resolve this vulnerability | May 9, 2025 | May 7, 2025 |
| Cisco Nx Os | — | Upgrade to the latest version of Cisco NX-OS to resolve this vulnerability. | May 9, 2025 | May 7, 2025 |
| Cisco Xe | — | Upgrade to the latest version of Cisco IOS XE to resolve this vulnerability | May 9, 2025 | May 7, 2025 |
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