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Last updated: 10/25/2014 3:13:02 PM

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National Cyber Awareness System

Vulnerability Summary for CVE-2011-0355

Original release date: 02/17/2011
Last revised: 09/21/2011
Source: US-CERT/NIST

Overview

Cisco Nexus 1000V Virtual Ethernet Module (VEM) 4.0(4) SV1(1) through SV1(3b), as used in VMware ESX 4.0 and 4.1 and ESXi 4.0 and 4.1, does not properly handle dropped packets, which allows guest OS users to cause a denial of service (ESX or ESXi host OS crash) by sending an 802.1Q tagged packet over an access vEthernet port, aka Cisco Bug ID CSCtj17451.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.8 (HIGH) (AV:N/AC:L/Au:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: VUPEN
Name: ADV-2011-0315
Type: Advisory
External Source: BUGTRAQ
Name: 20110208 VMSA-2011-0002 Cisco Nexus 1000V VEM updates address denial of service in VMware ESX/ESXi
External Source: CONFIRM
Name: http://www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_0_4_s_v_1_3_c/release/notes/n1000v_rn.html
External Source: CONFIRM
Name: http://www.vmware.com/security/advisories/VMSA-2011-0002.html
Type: Advisory
External Source: MLIST
Name: [security-announce] 20110207 VMSA-2011-0002 Cisco Nexus 1000V VEM updates address denial of service in VMware ESX/ESXi
External Source: SECTRACK
Name: 1025030
External Source: SREASON
Name: 8090
External Source: OSVDB
Name: 70837
External Source: SECUNIA
Name: 43084
Type: Advisory
External Source: VUPEN
Name: ADV-2011-0314
Type: Advisory
External Source: BID
Name: 46247
External Source: XF
Name: cisco-nexus-packets-dos(65217)

Technical Details

Vulnerability Type (View All)
  • Resource Management Errors (CWE-399)