How severe is CVE-2020-3945?

CVE-2020-3945 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-3945 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-3945?

CVE-2020-3945 affects Vmware Vrealize Operations. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-3945?

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-2020-3945 published?

CVE-2020-3945 was published on 2020-02-19 and last updated on 2026-06-17.

CVE-2020-3945

CVE-2020-3945 is a high-severity vulnerability in Vmware Vrealize Operations with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Vmware Vrealize Operations
Published: 2020-02-19
Last modified: 2026-06-17

Description

vRealize Operations for Horizon Adapter (6.7.x prior to 6.7.1 and 6.6.x prior to 6.6.1) contains an information disclosure vulnerability due to incorrect pairing implementation between the vRealize Operations for Horizon Adapter and Horizon View. An unauthenticated remote attacker who has network access to vRealize Operations, with the Horizon Adapter running, may obtain sensitive information

Frequently asked questions

What is CVE-2020-3945?: vRealize Operations for Horizon Adapter (6.7.x prior to 6.7.1 and 6.6.x prior to 6.6.1) contains an information disclosure vulnerability due to incorrect pairing implementation between the vRealize Operations for Horizon Adapter and Horizon View. An unauthenticated remote attacker who has network access to vRealize Operations, with the Horizon Adapter running, may obtain sensitive information
How severe is CVE-2020-3945?: CVE-2020-3945 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-3945 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-3945?: CVE-2020-3945 affects Vmware Vrealize Operations. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-3945?: 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-2020-3945 published?: CVE-2020-3945 was published on 2020-02-19 and last updated on 2026-06-17.

References

https://www.vmware.com/security/advisories/VMSA-2020-0003.html

Affected products (1)

cpe:2.3:a:vmware:vrealize_operations:*:*:*:*:*:horizon:*:*

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