Advisory Published
Updated

CVE-2012-3918

First published: Wed Apr 23 2014(Updated: )

Cisco IOS before 15.3(1)T on Cisco 2900 devices, when a VWIC2-2MFT-T1/E1 card is configured for TDM/HDLC mode, allows remote attackers to cause a denial of service (serial-interface outage) via certain Frame Relay traffic, aka Bug ID CSCub13317.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco IOS<=15.3\(3\)m2
Cisco IOS=15.3
Cisco IOS=15.3\(2\)s
Cisco IOS=15.3\(3\)m
Cisco IOS=15.3\(3\)m1
Cisco IOS=15.3\(3\)s
Cisco IOS=15.3s
Cisco Catalyst 2900
Cisco Catalyst 2900=lre_xl
Cisco Catalyst 2900=xl
Cisco Catalyst 2900 Vlan
Cisco Catalyst 2900xl

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