Published: 27/09/2012 Updated: 29/08/2017

CVSS v2 Base Score: 7.8 | Impact Score: 6.9 | Exploitability Score: 10

VMScore: 694

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Cisco IOS 12.2 and 15.0 up to and including 15.2 on Cisco 10000 series routers, when a tunnel interface exists, allows remote malicious users to cause a denial of service (interface queue wedge) via tunneled (1) GRE/IP, (2) IPIP, or (3) IPv6 in IPv4 packets, aka Bug ID CSCts66808.

Vulnerable Product	Search on Vulmon	Subscribe to Product
cisco 10008 router
cisco ios 15.2
cisco ios 15.1
cisco ios 12.2
cisco ios 15.0
cisco ios 15.0\\(1\\)se

Cisco IOS Software contains a queue wedge vulnerability that can be triggered when processing IP tunneled packets Only Cisco IOS Software running on the Cisco 10000 Series router has been demonstrated to be affected Successful exploitation of this vulnerability may prevent traffic from transiting the affected interfaces Cisco has released sof ...

CWE-399 http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-c10k-tunnels http://www.securityfocus.com/bid/55696 http://www.securitytracker.com/id?1027578 https://exchange.xforce.ibmcloud.com/vulnerabilities/78883 https://nvd.nist.gov http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-c10k-tunnels

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CVE-2012-4620

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