How severe is CVE-2008-4279?

CVE-2008-4279 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2008-4279 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-4279?

CVE-2008-4279 primarily affects Vmware Player. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-4279?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2008-4279 published?

CVE-2008-4279 was published on 2008-10-06 and last updated on 2026-06-16.

CVE-2008-4279

CVE-2008-4279 is a medium-severity vulnerability in Vmware Player with a CVSS 2.0 base score of 6.8. 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: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 0% (31st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Vmware Player
Published: 2008-10-06
Last modified: 2026-06-16

Description

The CPU hardware emulation for 64-bit guest operating systems in VMware Workstation 6.0.x before 6.0.5 build 109488 and 5.x before 5.5.8 build 108000; Player 2.0.x before 2.0.5 build 109488 and 1.x before 1.0.8; Server 1.x before 1.0.7 build 108231; and ESX 2.5.4 through 3.5 allows authenticated guest OS users to gain additional guest OS privileges by triggering an exception that causes the virtual CPU to perform an indirect jump to a non-canonical address.

Frequently asked questions

What is CVE-2008-4279?: The CPU hardware emulation for 64-bit guest operating systems in VMware Workstation 6.0.x before 6.0.5 build 109488 and 5.x before 5.5.8 build 108000; Player 2.0.x before 2.0.5 build 109488 and 1.x before 1.0.8; Server 1.x before 1.0.7 build 108231; and ESX 2.5.4 through 3.5 allows authenticated guest OS users to gain additional guest OS privileges by triggering an exception that causes the virtual CPU to perform an indirect jump to a non-canonical address.
How severe is CVE-2008-4279?: CVE-2008-4279 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2008-4279 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-4279?: CVE-2008-4279 primarily affects Vmware Player. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-4279?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-4279 published?: CVE-2008-4279 was published on 2008-10-06 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:vmware:player:*:*:*:*:*:*:*:*
cpe:2.3:a:vmware:server:*:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:*:*:*:*:*:*:*:*
cpe:2.3:o:vmware:esx:*:*:*:*:*:*:*:*

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