How severe is CVE-2017-4945?

CVE-2017-4945 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2017-4945 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-4945?

CVE-2017-4945 primarily affects Vmware Workstation. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-4945?

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

When was CVE-2017-4945 published?

CVE-2017-4945 was published on 2018-01-05 and last updated on 2026-06-17.

CVE-2017-4945

CVE-2017-4945 is a medium-severity vulnerability in Vmware Workstation with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Vmware Workstation
Published: 2018-01-05
Last modified: 2026-06-17

Description

VMware Workstation (14.x and 12.x) and Fusion (10.x and 8.x) contain a guest access control vulnerability. This issue may allow program execution via Unity on locked Windows VMs. VMware Tools must be updated to 10.2.0 for each VM to resolve CVE-2017-4945. VMware Tools 10.2.0 is consumed by Workstation 14.1.0 and Fusion 10.1.0 by default.

Frequently asked questions

What is CVE-2017-4945?: VMware Workstation (14.x and 12.x) and Fusion (10.x and 8.x) contain a guest access control vulnerability. This issue may allow program execution via Unity on locked Windows VMs. VMware Tools must be updated to 10.2.0 for each VM to resolve CVE-2017-4945. VMware Tools 10.2.0 is consumed by Workstation 14.1.0 and Fusion 10.1.0 by default.
How severe is CVE-2017-4945?: CVE-2017-4945 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2017-4945 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-4945?: CVE-2017-4945 primarily affects Vmware Workstation. In total, 36 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2017-4945?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-4945 published?: CVE-2017-4945 was published on 2018-01-05 and last updated on 2026-06-17.

References

Affected products (36)

cpe:2.3:a:vmware:workstation:12.0.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.0.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.1.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.5:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.5.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.5.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.5.2:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.5.3:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.5.4:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.5.5:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.5.6:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.5.7:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.5.8:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:12.5.9:*:*:*:*:*:*:*
cpe:2.3:a:vmware:workstation:14.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.0.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.0.2:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.1.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.5:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.5.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.5.2:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.5.3:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.5.4:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.5.5:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.5.6:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.5.7:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.5.8:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.5.9:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:8.5.10:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:10.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:10.0.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:10.1.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:fusion:10.1.1:*:*:*:*:*:*:*

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