The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Cisco IOS XE 2.1 through 3.17S, IOS XR 2.0.0 through 5.3.2, and NX-OS allows remote attackers to cause a denial of service (packet-processing outage) via crafted ND messages, aka Bug ID CSCuz66542, as exploited in the wild in May 2016.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Cisco Asa | — | Upgrade to the latest version of Cisco ASA to resolve this vulnerability. | Oct 21, 2021 | May 29, 2016 |
| Cisco Xe | — | Upgrade to the latest version of Cisco IOS XE | Jul 30, 2019 | May 29, 2016 |
| Cisco Xr Os | — | Upgrade to the latest version of Cisco IOS-XR to resolve this vulnerability. | May 19, 2021 | May 25, 2016 |
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