80700 : Cisco IOS IKEv1 Feature IKE Packet Parsing Remote DoS
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Timeline

Disclosure Date
2012-03-29

Description

Cisco IOS contains a flaw that may allow a remote denial of service. The issue is triggered when specially crafted IKE packets are sent to certain any one of the UDP ports (500, 848, 4500, or 4848). This will result in a device reload.

Classification

Location: Remote / Network Access
Attack Type: Denial of Service
Impact: Loss of Availability
Solution: Patch / RCS
Disclosure: Vendor Verified

Solution

Upgrade to the version specified in the vendor advisory or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Cisco Systems, Inc.	Cisco IOS	2.1.x
		2.2.x
		2.3.x
		2.4.x
		2.5.x
		2.6.x
		12.x
		15.0S
		15.0SY
		15.0XA
		15.0XO
		15.1GC
		15.1M
		15.1MR
		15.1S
		15.1SNG
		15.1T
		15.2GC
		15.2S
		15.2T
		3.2.1SG
		3.1.1S
		3.2.1S
		3.3.1S
		3.4.1S
		3.5.0

References

Security Tracker: 1026863
CVE ID: 2012-0381 (see also: NVD)
Secunia Advisory ID: 48607
Bugtraq ID: 52757
ISS X-Force ID: 74427
Other Advisory URL: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120328-ike

Credit

Not Available

CVSSv2 Score

CVSSv2 Base Score = 7.8
Source: nvd.nist.gov | Generated: 2012-03-29 | Disagree?

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