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Last updated: 10/20/2014 5:23:22 PM

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Vulnerability Summary for CVE-2013-1209

Original release date: 05/29/2013
Last revised: 05/30/2013
Source: US-CERT/NIST

Overview

The encryption functionality in the Virtual Supervisor Module (VSM) to Virtual Ethernet Module (VEM) communication component in Cisco NX-OS on the Nexus 1000V does not properly authenticate VSM/VEM packets, which allows remote attackers to disable packet-level encryption and integrity protection via crafted packets, aka Bug ID CSCud14710.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.0 (MEDIUM) (AV:N/AC:L/Au:N/C:N/I:P/A:N) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized modification

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External Source: CISCO
Name: 20130528 Cisco Nexus 1000V VSM/VEM Communication Encryption Bypass Vulnerability
Type: Advisory

Technical Details

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