CVE-2011-0355 Denial of service in n/a
Guest OS users can crash the ESX/ESXi host by sending malformed 802.1Q packets, causing a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2011-0355?
CVE-2011-0355 is a high-severity denial of service vulnerability in Vmware Esx, published on 17 Feb 2011. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-399
Which versions are affected by CVE-2011-0355?
It affects 3 products.
Products include Cisco 1000v Virtual Ethernet Module \(Vem\), Vmware Esx, Vmware Esxi.
How do I fix CVE-2011-0355?
No fix has been published for CVE-2011-0355 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2011-0355 being exploited?
There is no known exploitation of CVE-2011-0355 in the wild and no public exploit code.
Sources
Also known as GHSA-gfg2-2gww-4ffv.