The Neighbor Discovery (ND) protocol implementation in the IPv6 stack on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.2(3) and earlier, and Cisco PIX Security Appliances devices, 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 CSCti24526.
CVE-2010-4670
NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 3%CVSS: —Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 86.4%
- KEV
- Not listed
Published
January 7, 2011
Last Modified
April 29, 2026
References (16)
- cve@mitrehttp://events.ccc.de/congress/2010/Fahrplan/events/3957.en.html
- cve@mitrehttp://mirror.fem-net.de/CCC/27C3/mp3-audio-only/27c3-3957-en-ipv6_insecurities.mp3
- cve@mitrehttp://mirror.fem-net.de/CCC/27C3/mp4-h264-HQ/27c3-3957-en-ipv6_insecurities.mp4
- cve@mitrehttp://www.cisco.com/en/US/docs/security/asa/asa82/release/notes/asarn82.pdf
- cve@mitrehttp://www.securityfocus.com/bid/45760
- cve@mitrehttp://www.securitytracker.com/id?1024963
- cve@mitrehttp://www.youtube.com/watch?v=00yjWB6gGy8
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/64598
- af854a3a-2127-422b-91ae-364da2661108http://events.ccc.de/congress/2010/Fahrplan/events/3957.en.html
- af854a3a-2127-422b-91ae-364da2661108http://mirror.fem-net.de/CCC/27C3/mp3-audio-only/27c3-3957-en-ipv6_insecurities.mp3
- af854a3a-2127-422b-91ae-364da2661108http://mirror.fem-net.de/CCC/27C3/mp4-h264-HQ/27c3-3957-en-ipv6_insecurities.mp4
- af854a3a-2127-422b-91ae-364da2661108http://www.cisco.com/en/US/docs/security/asa/asa82/release/notes/asarn82.pdf
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/45760
- af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id?1024963
- af854a3a-2127-422b-91ae-364da2661108http://www.youtube.com/watch?v=00yjWB6gGy8
Data Freshness Timeline
(refreshed 10× in last 7d / 43× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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Frequently asked(4)
What is CVE-2010-4670?
CVE-2010-4670 is a none vulnerability published on January 7, 2011. The Neighbor Discovery (ND) protocol implementation in the IPv6 stack on Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.2(3) and earlier, and Cisco PIX Security Appliances devices, allows remote attackers to cause a denial of service (CPU consumption and device hang)…
When was CVE-2010-4670 disclosed?
CVE-2010-4670 was first published in the National Vulnerability Database on January 7, 2011, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2010-4670 actively exploited?
CVE-2010-4670 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 86.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2010-4670?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2010-4670, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
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