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Six Deadly Security Blunders Businesses Make

Small, subtle mistakes can lead to big security breaches

Sometimes it's the unknown or overlooked little mistakes that leave an organization wide open to attack: a missing hash mark in a server configuration, a long-forgotten PBX user account, or an embedded Web server in an office printer.

With compliance pressures, increasingly cagey malware, and the fear of being the next front-page data breach victim, it's no wonder that enterprises might not notice potential problems with their lower-profile devices, or make subtle configuration mistakes.

Even so, ignorance is no excuse when the bad guys hone in on an inconspicuous weakness, like a few older, rarely used desktops that haven't been updated with the latest patches. It takes only one weak link for an attacker to gain a foothold into an organization and steal valuable data, or set up shop for long-term cyberespionage.

Spooked yet? Take a look at some subtle but potentially dangerous mistakes enterprises make that could come back to haunt you. Kelly Jackson Higgins is Senior Editor at DarkReading.com. She is an award-winning veteran technology and business journalist with more than two decades of experience in reporting and editing for various publications, including Network Computing, Secure Enterprise Magazine, ... View Full Bio

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CVE-2012-0360
Published: 2014-04-23
Memory leak in Cisco IOS before 15.1(1)SY, when IKEv2 debugging is enabled, allows remote attackers to cause a denial of service (memory consumption) via crafted packets, aka Bug ID CSCtn22376.

CVE-2012-1317
Published: 2014-04-23
The multicast implementation in Cisco IOS before 15.1(1)SY allows remote attackers to cause a denial of service (Route Processor crash) by sending packets at a high rate, aka Bug ID CSCts37717.

CVE-2012-1366
Published: 2014-04-23
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.

CVE-2012-3062
Published: 2014-04-23
Cisco IOS before 15.1(1)SY, when Multicast Listener Discovery (MLD) snooping is enabled, allows remote attackers to cause a denial of service (CPU consumption or device crash) via MLD packets on a network that contains many IPv6 hosts, aka Bug ID CSCtr88193.

CVE-2012-3918
Published: 2014-04-23
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.

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