Cisco Internet Key Exchange Denial of Service Vulnerability

BID:19176

CVE-2006-3906 |

Info

Cisco Internet Key Exchange Denial of Service Vulnerability

Bugtraq ID: 19176
Class: Failure to Handle Exceptional Conditions
CVE: CVE-2006-3906
Remote: Yes
Local: No
Published: Jul 26 2006 12:00AM
Updated: Jul 28 2008 10:37PM
Credit: NTA Monitor is credited with the discovery of this vulnerability.
Vulnerable: Cisco VPN 3080 Concentrator 4.7.2 F
Cisco VPN 3080 Concentrator 4.7.2 A
Cisco VPN 3080 Concentrator 4.7.2 A
Cisco VPN 3080 Concentrator 4.7.1 F
Cisco VPN 3080 Concentrator 4.7.1
Cisco VPN 3080 Concentrator 4.7
Cisco VPN 3080 Concentrator 4.1.7 L
Cisco VPN 3080 Concentrator 4.7 REL
Cisco VPN 3080 Concentrator
Cisco VPN 3060 Concentrator 4.7.2 A
Cisco VPN 3060 Concentrator 4.7.2 A
Cisco VPN 3060 Concentrator 4.7.2
Cisco VPN 3060 Concentrator 4.7.1 F
Cisco VPN 3060 Concentrator 4.7.1
Cisco VPN 3060 Concentrator 4.7
Cisco VPN 3060 Concentrator 3.5.2
Cisco VPN 3060 Concentrator 4.7 REL
Cisco VPN 3060 Concentrator
Cisco VPN 3030 Concentrator 4.7.2 F
Cisco VPN 3030 Concentrator 4.7.2 A
Cisco VPN 3030 Concentrator 4.7.2
Cisco VPN 3030 Concentrator 4.7.1 F
Cisco VPN 3030 Concentrator 4.7.1
Cisco VPN 3030 Concentrator 4.7
Cisco VPN 3030 Concentrator 4.1.7 L
Cisco VPN 3030 Concentrator 4.0.2
Cisco VPN 3030 Concentrator 4.0.2
Cisco VPN 3030 Concentrator 4.7 REL
Cisco VPN 3030 Concentrator
Cisco VPN 3020 Concentrator 4.7.2 F
Cisco VPN 3020 Concentrator 4.7.2 A
Cisco VPN 3020 Concentrator 4.7.2
Cisco VPN 3020 Concentrator 4.7.1 F
Cisco VPN 3020 Concentrator 4.7.1
Cisco VPN 3020 Concentrator 4.7
Cisco VPN 3020 Concentrator 4.1.7 L
Cisco VPN 3020 Concentrator 4.7 REL
Cisco VPN 3020 Concentrator
Cisco VPN 3015 Concentrator 4.7.2 F
Cisco VPN 3015 Concentrator 4.7.2 A
Cisco VPN 3015 Concentrator 4.7.2
Cisco VPN 3015 Concentrator 4.7.1 F
Cisco VPN 3015 Concentrator 4.7.1
Cisco VPN 3015 Concentrator 4.7
Cisco VPN 3015 Concentrator 4.1.7 L
Cisco VPN 3015 Concentrator 4.7 REL
Cisco VPN 3015 Concentrator
Cisco VPN 3005 Concentrator 4.7.2 F
Cisco VPN 3005 Concentrator 4.7.2 A
Cisco VPN 3005 Concentrator 4.7.2
Cisco VPN 3005 Concentrator 4.7.1 F
Cisco VPN 3005 Concentrator 4.7.1
Cisco VPN 3005 Concentrator 4.7
Cisco VPN 3005 Concentrator 4.1.7 L
Cisco VPN 3005 Concentrator 4.0.1
Cisco VPN 3005 Concentrator 4.0
Cisco VPN 3005 Concentrator 3.6.7 F
Cisco VPN 3005 Concentrator 3.6.7 D
Cisco VPN 3005 Concentrator 3.6.7 C
Cisco VPN 3005 Concentrator 3.6.7 B
Cisco VPN 3005 Concentrator 3.6.7 A
Cisco VPN 3005 Concentrator 3.6.7
Cisco VPN 3005 Concentrator 3.6.5
Cisco VPN 3005 Concentrator 3.6.3
Cisco VPN 3005 Concentrator 4.7 REL
Cisco VPN 3001 Concentrator 0
Cisco VPN 3000 Concentrator 4.7.1 F
Cisco VPN 3000 Concentrator 4.7.1
Cisco VPN 3000 Concentrator 4.7
Cisco VPN 3000 Concentrator 4.1.5 .B
Cisco VPN 3000 Concentrator 4.1 .x
Cisco VPN 3000 Concentrator 4.0.5 .B
Cisco VPN 3000 Concentrator 4.0.1
Cisco VPN 3000 Concentrator 4.0 .x
Cisco VPN 3000 Concentrator 4.0
Cisco VPN 3000 Concentrator 3.6.7 D
Cisco VPN 3000 Concentrator 3.6.7
Cisco VPN 3000 Concentrator 3.6.1
Cisco VPN 3000 Concentrator 3.6
Cisco VPN 3000 Concentrator 3.5.5
Cisco VPN 3000 Concentrator 3.5.4
Cisco VPN 3000 Concentrator 3.5.3
Cisco VPN 3000 Concentrator 3.5.2
Cisco VPN 3000 Concentrator 3.5.1
Cisco VPN 3000 Concentrator 3.5 (Rel)
Cisco VPN 3000 Concentrator 3.1.4
Cisco VPN 3000 Concentrator 3.1.2
Cisco VPN 3000 Concentrator 3.1.1
Cisco VPN 3000 Concentrator 3.1 (Rel)
Cisco VPN 3000 Concentrator 3.1
Cisco VPN 3000 Concentrator 3.0.4
Cisco VPN 3000 Concentrator 3.0.3 (B)
Cisco VPN 3000 Concentrator 3.0.3 (A)
Cisco VPN 3000 Concentrator 3.0
Cisco VPN 3000 Concentrator 3.0
Cisco VPN 3000 Concentrator 2.5.2 (F)
Cisco VPN 3000 Concentrator 2.5.2 (D)
Cisco VPN 3000 Concentrator 2.5.2 (C)
Cisco VPN 3000 Concentrator 2.5.2 (B)
Cisco VPN 3000 Concentrator 2.5.2 (A)
Cisco VPN 3000 Concentrator 2.0
Cisco VPN 3000 Concentrator 4.1.7.B
Cisco VPN 3000 Concentrator 4.1.7.A
Cisco Secure PIX Firewall
Cisco PIX/ASA IDS 0
Cisco PIX/ASA 7.0.4 .3
Cisco PIX/ASA 7.0.4
Cisco PIX/ASA 7.0.1 .4
Cisco PIX/ASA 7.0
Cisco PIX/ASA 7.1(2)
Cisco PIX/ASA 7.0(5)
Cisco PIX Firewall 535 0
Cisco PIX Firewall 525 6.3
Cisco PIX Firewall 525
Cisco PIX Firewall 520
Cisco PIX Firewall 515E
Cisco PIX Firewall 515
Cisco PIX Firewall 506 0
Cisco PIX Firewall 501 0
Cisco PIX Firewall 6.3.5 (112)
Cisco PIX Firewall 6.3.3 (133)
Cisco PIX Firewall 6.3.2
Cisco PIX Firewall 6.3.1
Cisco PIX Firewall 6.3 (5)
Cisco PIX Firewall 6.3 (3.109)
Cisco PIX Firewall 6.3 (3.102)
Cisco PIX Firewall 6.3 (3)
Cisco PIX Firewall 6.3 (1)
Cisco PIX Firewall 6.3
Cisco PIX Firewall 6.2.3 (110)
Cisco PIX Firewall 6.2.3
Cisco PIX Firewall 6.2.2 .111
Cisco PIX Firewall 6.2.2
Cisco PIX Firewall 6.2.1
Cisco PIX Firewall 6.2 (3.100)
Cisco PIX Firewall 6.2 (3)
Cisco PIX Firewall 6.2 (2)
Cisco PIX Firewall 6.2 (1)
Cisco PIX Firewall 6.2
Cisco PIX Firewall 6.1.5 (104)
Cisco PIX Firewall 6.1.5
Cisco PIX Firewall 6.1.4
Cisco PIX Firewall 6.1.3
Cisco PIX Firewall 6.1 (5)
Cisco PIX Firewall 6.1 (4)
Cisco PIX Firewall 6.1 (3)
Cisco PIX Firewall 6.1 (2)
Cisco PIX Firewall 6.1 (1)
Cisco PIX Firewall 6.1
+ Cisco PIX Firewall 515
+ Cisco PIX Firewall 520
Cisco PIX Firewall 6.0.4
Cisco PIX Firewall 6.0.3
Cisco PIX Firewall 6.0 (4.101)
Cisco PIX Firewall 6.0 (4)
Cisco PIX Firewall 6.0 (2)
Cisco PIX Firewall 6.0 (1)
Cisco PIX Firewall 6.0
+ Cisco PIX Firewall 515
+ Cisco PIX Firewall 520
Cisco PIX Firewall 5.3 (3)
Cisco PIX Firewall 5.3 (2)
Cisco PIX Firewall 5.3 (1.200)
Cisco PIX Firewall 5.3 (1)
Cisco PIX Firewall 5.3
Cisco PIX Firewall 5.2 (9)
Cisco PIX Firewall 5.2 (7)
Cisco PIX Firewall 5.2 (6)
Cisco PIX Firewall 5.2 (5)
Cisco PIX Firewall 5.2 (3.210)
Cisco PIX Firewall 5.2 (2)
Cisco PIX Firewall 5.2 (1)
Cisco PIX Firewall 5.2
Cisco PIX Firewall 5.1.4
Cisco PIX Firewall 5.1 (4.206)
Cisco PIX Firewall 5.1
Cisco PIX Firewall 5.0
+ Cisco PIX Firewall 515
+ Cisco PIX Firewall 520
Cisco PIX Firewall 4.4 (8)
Cisco PIX Firewall 4.4 (7.202)
Cisco PIX Firewall 4.4 (4)
Cisco PIX Firewall 4.4
Cisco PIX Firewall 4.3
Cisco PIX Firewall 4.2.2
Cisco PIX Firewall 4.2.1
Cisco PIX Firewall 4.2 (5)
Cisco PIX Firewall 4.2
Cisco PIX Firewall 4.1.6 b
Cisco PIX Firewall 4.1.6
Cisco PIX Firewall 4.0
Cisco PIX Firewall 3.1
Cisco PIX Firewall 3.0
Cisco PIX Firewall 2.7
Cisco IOS 0
Cisco Gigabit Switch Router 6.1 del
Not Vulnerable:

Discussion

Cisco Internet Key Exchange Denial of Service Vulnerability

Cisco Internet Key Exchange (IKE) is prone to a denial-of-service vulnerability that affects devices implementing IKE 1. The issue is caused by resource exhaustion when handling a high rate of IKE requests.

An attacker can exploit this issue through continuous attacks to deplete available resources. This will cause the device to deny future connections and to block current connections that are re-keyed.

Exploit / POC

Cisco Internet Key Exchange Denial of Service Vulnerability

Attackers use readily available network utilities to create and send malicious packets sufficient to exploit this issue.

Solution / Fix

Cisco Internet Key Exchange Denial of Service Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches for this issue. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

References

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