CVE-2011-0355
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.98%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 2.0
- 7.8 HIGHAV:N/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 1.98% probability · 79th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- cisco/1000v virtual ethernet module \(vem\) · vmware/esx · vmware/esxi
- Source
- psirt@cisco.com
References
- http://lists.vmware.com/pipermail/security-announce/2011/000118.html
- http://secunia.com/advisories/43084Vendor Advisory
- http://securityreason.com/securityalert/8090
- http://securitytracker.com/id?1025030
- http://www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_0_4_s_v_1_3_c/release/notes/n1000v_rn.html
- http://www.osvdb.org/70837
- http://www.securityfocus.com/archive/1/516259/100/0/threaded
- http://www.securityfocus.com/bid/46247
- http://www.vmware.com/security/advisories/VMSA-2011-0002.htmlVendor Advisory
- http://www.vupen.com/english/advisories/2011/0314Vendor Advisory
- http://www.vupen.com/english/advisories/2011/0315Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65217
- http://lists.vmware.com/pipermail/security-announce/2011/000118.html
- http://secunia.com/advisories/43084Vendor Advisory
- http://securityreason.com/securityalert/8090
- http://securitytracker.com/id?1025030
- http://www.cisco.com/en/US/docs/switches/datacenter/nexus1000/sw/4_0_4_s_v_1_3_c/release/notes/n1000v_rn.html
- http://www.osvdb.org/70837
- http://www.securityfocus.com/archive/1/516259/100/0/threaded
- http://www.securityfocus.com/bid/46247
- http://www.vmware.com/security/advisories/VMSA-2011-0002.htmlVendor Advisory
- http://www.vupen.com/english/advisories/2011/0314Vendor Advisory
- http://www.vupen.com/english/advisories/2011/0315Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65217
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.