Description
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.
References
- 43084 third-party-advisory
- 20110208 VMSA-2011-0002 Cisco Nexus 1000V VEM updates address denial of service in VMware ESX/ESXi mailing-list
- cisco-nexus-packets-dos(65217) vdb-entry
- 1025030 vdb-entry
- ADV-2011-0314 vdb-entry
- 46247 vdb-entry
- [security-announce] 20110207 VMSA-2011-0002 Cisco Nexus 1000V VEM updates address denial of service in VMware ESX/ESXi mailing-list
- 8090 third-party-advisory
- 70837 vdb-entry
- http://www.vmware.com/security/advisories/VMSA-2011-0002.html
- http://www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_0_4_s_v_1_3_c/release/notes/n1000v_rn.html
- ADV-2011-0315 vdb-entry