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Servers and applications

CVE-2010-4670

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…

Severity
High 7.8
Published
7 Jan 2011
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
3.2% in the next 30 daysHigher than 88% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-399
Attack
Over the network · No login needed
Attacker can
Take it down
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Sources
NVD

Description

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.

From NVD.

Affected software

SoftwareAffected versions
Cisco ASA and Firepower Threat DefenseServers and applications · cpe:o:cisco:adaptive_security_appliance_software
  • Version 8.2.2-interim
  • Version 8.2.2
  • Version 8.2.1
  • Version 8.2(2)
All 57 release lines
  • Every version up to 8.2\(3\)
  • Version 7.0
  • Version 7.0(0)
  • Version 7.0(2)
  • Version 7.0(4)
  • Version 7.0(5)
  • Version 7.0(5.2)
  • Version 7.0(6.7)
  • Version 7.0.1
  • Version 7.0.1.4
  • Version 7.0.2
  • Version 7.0.4
  • Version 7.0.4.3
  • Version 7.0.5
  • Version 7.0.6
  • Version 7.0.7
  • Version 7.0.8
  • Version 7.0.8-interim
  • Version 7.1
  • Version 7.1(2)
  • Version 7.1(2.5)
  • Version 7.1(2.27)
  • Version 7.1(2.48)
  • Version 7.1(2.49)
  • Version 7.1(5)
  • Version 7.1.1
  • Version 7.1.2
  • Version 7.2
  • Version 7.2(1)
  • Version 7.2(1.22)
  • Version 7.2(2)
  • Version 7.2(2.5)
  • Version 7.2(2.7)
  • Version 7.2(2.8)
  • Version 7.2(2.10)
  • Version 7.2(2.14)
  • Version 7.2(2.15)
  • Version 7.2(2.16)
  • Version 7.2(2.17)
  • Version 7.2(2.18)
  • Version 7.2(2.19)
  • Version 7.2(2.48)
  • Version 7.2.1
  • Version 7.2.2
  • Version 7.2.3
  • Version 7.2.4
  • Version 7.2.5
  • Version 8.0
  • Version 8.0.2
  • Version 8.0.3
  • Version 8.0.4
  • Version 8.0.5
  • Version 8.2(1)
  • Version 8.2(2)
  • Version 8.2.1
  • Version 8.2.2
  • Version 8.2.2-interim

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2010-4670
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2010-4670