How severe is CVE-2007-1877?

CVE-2007-1877 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2007-1877 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-1877?

CVE-2007-1877 affects Vmware Workstation. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-1877?

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-2007-1877 published?

CVE-2007-1877 was published on 2007-05-02 and last updated on 2026-06-16.

CVE-2007-1877

CVE-2007-1877 is a high-severity vulnerability in Vmware Workstation with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Vmware Workstation
Published: 2007-05-02
Last modified: 2026-06-16

Description

VMware Workstation before 5.5.4 allows attackers to cause a denial of service against the guest OS by causing the virtual machine process (VMX) to store malformed configuration information.

Frequently asked questions

What is CVE-2007-1877?: VMware Workstation before 5.5.4 allows attackers to cause a denial of service against the guest OS by causing the virtual machine process (VMX) to store malformed configuration information.
How severe is CVE-2007-1877?: CVE-2007-1877 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2007-1877 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-1877?: CVE-2007-1877 affects Vmware Workstation. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-1877?: 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-2007-1877 published?: CVE-2007-1877 was published on 2007-05-02 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:vmware:workstation:*:*:*:*:*:*:*:*

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