Strix
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CVE-2011-0355

UnknownEPSS 1.98%

Last modified

CVE-2011-0355 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.98% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
1.98%

78.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
Cisco1000v Virtual Ethernet Module \(Vem\)4.0\(4\)Sv1\(1\)
VmwareEsx4.0—
VmwareEsx4.1—
VmwareEsxi4.0—
VmwareEsxi4.1—

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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 OS crash) by sending an 802.1Q tagged packet over an access vEthernet port, aka Cisco Bug ID CSCtj17451.
How severe is CVE-2011-0355?
Severity scoring for CVE-2011-0355 is pending analysis. The EPSS model estimates a 1.98% probability of exploitation in the next 30 days.
How do I fix CVE-2011-0355?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-0355?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST