CVE-2007-5671 Memory corruption in n/a
A local guest user can exploit improper IOCTL validation in HGFS.sys to modify kernel memory and escalate privileges within the guest OS.
- 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-2007-5671?
CVE-2007-5671 is a medium-severity memory corruption vulnerability in Vmware Esx, published on 5 Jun 2008. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
HGFS.sys in the VMware Tools package in VMware Workstation 5.x before 5.5.6 build 80404, VMware Player before 1.0.6 build 80404, VMware ACE before 1.0.5 build 79846, VMware Server before 1.0.5 build 80187, and VMware ESX 2.5.4 through 3.0.2 does not properly validate arguments in user-mode METHOD_NEITHER IOCTLs to the \\.\hgfs device, which allows guest OS users to modify arbitrary memory locations in guest kernel memory and gain privileges.
Weakness: CWE-20
Which versions are affected by CVE-2007-5671?
It affects 9 products.
Products include Vmware Ace, Vmware Esx, Vmware Esx Server, Vmware Player, Vmware Server, Vmware Vmware Player and 3 more.
How do I fix CVE-2007-5671?
No fix has been published for CVE-2007-5671 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2007-5671 being exploited?
There is no known exploitation of CVE-2007-5671 in the wild and no public exploit code.
Other vulnerabilities in Vmware Esx
Sources
Also known as GHSA-rcvp-7793-9q23.