Cisco patches VoIP flaws

Cisco has patched its Unified CallManager and Presence Server software to fix vulnerabilities that could allow DoS attacks. In an advisory released Wednesday, the networking giant said CallManager versions 3.3, 4.1, 4.2 and 5.0, in addition to Presence Server version 1.0, are affected by the flaws. The most severe of the five vulnerabilities was rated 4.7 out of 10 by Cisco’s vulnerability scoring system.

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