CVE-2010-4671

Public Exploit

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.

Category

7.8
CVSS
Severity: High
CVSS 2.0 •
EPSS 2.11% Top 20%
Third-Party Advisory ccc.de Third-Party Advisory fem-net.de Third-Party Advisory fem-net.de Third-Party Advisory securityfocus.com Third-Party Advisory youtube.com Third-Party Advisory ibmcloud.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/45760 vdb entry third party advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/64589 vdb entry third party advisory
http://mirror.fem-net.de/CCC/27C3/mp4-h264-HQ/27c3-3957-en-ipv6_insecurities.mp4 third party advisory
http://www.ciscosystems.com/en/US/docs/ios/15_0/15_0x/15_01_XA/rn800xa.pdf broken link
http://mirror.fem-net.de/CCC/27C3/mp3-audio-only/27c3-3957-en-ipv6_insecurities.mp3 third party advisory exploit
http://events.ccc.de/congress/2010/Fahrplan/events/3957.en.html third party advisory exploit
http://www.youtube.com/watch?v=00yjWB6gGy8 third party advisory

Frequently Asked Questions

What is the severity of CVE-2010-4671?
CVE-2010-4671 has been scored as a high severity vulnerability.
How to fix CVE-2010-4671?
To fix CVE-2010-4671, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2010-4671 being actively exploited in the wild?
It is possible that CVE-2010-4671 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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