How severe is CVE-2021-22023?

CVE-2021-22023 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-22023 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-22023?

CVE-2021-22023 primarily affects Vmware Cloud Foundation. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-22023?

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-2021-22023 published?

CVE-2021-22023 was published on 2021-08-30 and last updated on 2026-06-17.

CVE-2021-22023

CVE-2021-22023 is a high-severity vulnerability in Vmware Cloud Foundation with a CVSS 3.x base score of 7.2. 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-639.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-639
Affected product: Vmware Cloud Foundation
Published: 2021-08-30
Last modified: 2026-06-17

Description

The vRealize Operations Manager API (8.x prior to 8.5) has insecure object reference vulnerability. A malicious actor with administrative access to vRealize Operations Manager API may be able to modify other users information leading to an account takeover.

Frequently asked questions

What is CVE-2021-22023?: The vRealize Operations Manager API (8.x prior to 8.5) has insecure object reference vulnerability. A malicious actor with administrative access to vRealize Operations Manager API may be able to modify other users information leading to an account takeover.
How severe is CVE-2021-22023?: CVE-2021-22023 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-22023 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22023?: CVE-2021-22023 primarily affects Vmware Cloud Foundation. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-22023?: 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-2021-22023 published?: CVE-2021-22023 was published on 2021-08-30 and last updated on 2026-06-17.

References

https://www.vmware.com/security/advisories/VMSA-2021-0018.html

Affected products (4)

cpe:2.3:a:vmware:cloud_foundation:*:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_operations_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_operations_manager:7.5.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vrealize_suite_lifecycle_manager:*:*:*:*:*:*:*:*

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