CVE-2012-4620

HighCVSS 7.8/10Last modified Jun 16, 2026

Description

Cisco IOS 12.2 and 15.0 through 15.2 on Cisco 10000 series routers, when a tunnel interface exists, allows remote attackers 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.

Metrics

CVSS 2.0 7.8/10AV:N/AC:L/Au:N/C:N/I:N/A:C

Weakness enumeration

CWE-399

Affected software

No affected versions have been published.

Timeline

Published: Sep 27, 2012
Last modified: Jun 16, 2026
NVD status: Modified

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