VULNERABILITY INTELLIGENCE
CVE-2010-4671
CVSS score7.8 HIGH
EPSS probability3.62%
CISA KEVNot currently listed
Published2011-01-07
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:C
Description
The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Cisco IOS before 15.0(1)XA5 allows remote attackers to cause a denial of service (CPU consumption and device hang) by sending many Router Advertisement (RA) messages with different source addresses, as demonstrated by the flood_router6 program in the thc-ipv6 package, aka Bug ID CSCti33534.
Weakness classification
- CWE-400: Uncontrolled Resource Consumption
Primary references
- cve@mitre.org — Exploit, Third Party Advisory
- cve@mitre.org — Exploit, Third Party Advisory
- cve@mitre.org — Third Party Advisory
- cve@mitre.org — Broken Link
- cve@mitre.org — Third Party Advisory, VDB Entry
- cve@mitre.org — Third Party Advisory
- cve@mitre.org — Third Party Advisory, VDB Entry
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Broken Link
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry