First published: Wed Apr 23 2014(Updated: )
Cisco IOS before 15.1(1)SY on ASR 1000 devices, when Multicast Listener Discovery (MLD) tracking is enabled for IPv6, allows remote attackers to cause a denial of service (device reload) via crafted MLD packets, aka Bug ID CSCtz28544.
Credit: ykramarz@cisco.com
Affected Software | Affected Version | How to fix |
---|---|---|
Puppet Cisco IOS | =15.1 | |
Cisco ASR 1001 | ||
Cisco ASR 1002 Fixed Router | ||
Cisco ASR 1002-X | ||
Cisco ASR 1002-X | ||
Cisco ASR 1004 | ||
Cisco ASR 1006 | ||
Cisco ASR 1013 | ||
Cisco ASR 1023 Router | ||
Cisco ASR 9000v-v2 |
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CVE-2012-1366 is classified as a high severity vulnerability due to its potential to cause a denial of service by device reload.
To fix CVE-2012-1366, upgrade to Cisco IOS version 15.1(1)SY or later.
CVE-2012-1366 affects Cisco ASR 1000 series devices running affected versions of Cisco IOS.
Exploiting CVE-2012-1366 can lead to a denial of service that causes the device to reload unexpectedly.
Currently, there are no documented workarounds for CVE-2012-1366 other than applying the necessary software updates.