How severe is CVE-2013-3519?

CVE-2013-3519 has a CVSS 2.0 base score of 7.9, rated high severity.

Is CVE-2013-3519 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-3519?

CVE-2013-3519 primarily affects Vmware Workstation. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-3519?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2013-3519 published?

CVE-2013-3519 was published on 2013-12-04 and last updated on 2026-06-16.

CVE-2013-3519

CVE-2013-3519 is a high-severity vulnerability in Vmware Workstation with a CVSS 2.0 base score of 7.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: High (CVSS 2.0 base score 7.9)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Vmware Workstation
Published: 2013-12-04
Last modified: 2026-06-16

Description

lgtosync.sys in VMware Workstation 9.x before 9.0.3, VMware Player 5.x before 5.0.3, VMware Fusion 5.x before 5.0.4, VMware ESXi 4.0 through 5.1, and VMware ESX 4.0 and 4.1, when a 32-bit Windows guest OS is used, allows guest OS users to gain guest OS privileges via an application that performs a crafted memory allocation.

Frequently asked questions

What is CVE-2013-3519?: lgtosync.sys in VMware Workstation 9.x before 9.0.3, VMware Player 5.x before 5.0.3, VMware Fusion 5.x before 5.0.4, VMware ESXi 4.0 through 5.1, and VMware ESX 4.0 and 4.1, when a 32-bit Windows guest OS is used, allows guest OS users to gain guest OS privileges via an application that performs a crafted memory allocation.
How severe is CVE-2013-3519?: CVE-2013-3519 has a CVSS 2.0 base score of 7.9, rated high severity.
Is CVE-2013-3519 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-3519?: CVE-2013-3519 primarily affects Vmware Workstation. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-3519?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-3519 published?: CVE-2013-3519 was published on 2013-12-04 and last updated on 2026-06-16.

References

http://www.vmware.com/security/advisories/VMSA-2013-0014.html

Affected products (16)

cpe:2.3:o:vmware:esxi:4.0:*:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:4.1:*:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:5.0:*:*:*:*:*:*:*
cpe:2.3:o:vmware:esxi:5.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:9.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:9.0.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:9.0.2:*:*:*:*:*:*:*
cpe:2.3:o:vmware:esx:4.0:*:*:*:*:*:*:*
cpe:2.3:o:vmware:esx:4.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:5.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:player:5.0.2:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:5.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:5.0.2:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:5.0.3:*:*:*:*:*:*:*

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