CVE-2007-4591

CVE-2007-4591 is a medium-severity vulnerability in Vmware Workstation with a CVSS 2.0 base score of 6.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

vstor-ws60.sys in VMWare Workstation 6.0 allows local users to cause a denial of service (host operating system crash) and possibly gain privileges by sending a small file buffer size value to the FsSetVolumeInformation IOCTL handler with an FsSetFileInformation subcode.

Frequently asked questions

What is CVE-2007-4591?
vstor-ws60.sys in VMWare Workstation 6.0 allows local users to cause a denial of service (host operating system crash) and possibly gain privileges by sending a small file buffer size value to the FsSetVolumeInformation IOCTL handler with an FsSetFileInformation subcode.
How severe is CVE-2007-4591?
CVE-2007-4591 has a CVSS 2.0 base score of 6.9, rated medium severity.
Is CVE-2007-4591 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-4591?
CVE-2007-4591 affects Vmware Workstation. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-4591?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-4591 published?
CVE-2007-4591 was published on 2007-08-29 and last updated on 2026-06-16.

References

Affected products (1)

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