How severe is CVE-2020-28405?

CVE-2020-28405 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-28405 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-2020-28405?

CVE-2020-28405 affects Iris Star Practice Management. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-28405?

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-2020-28405 published?

CVE-2020-28405 was published on 2021-01-29 and last updated on 2026-06-17.

CVE-2020-28405

CVE-2020-28405 is a high-severity vulnerability in Iris Star Practice Management with a CVSS 3.x base score of 8.8. 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 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Iris Star Practice Management
Published: 2021-01-29
Last modified: 2026-06-17

Description

An improper authorization vulnerability exists in Star Practice Management Web version 2019.2.0.6, allowing an unauthorized user to change the privileges of any user of the application. This can be used to grant himself the administrative role or remove all administrative accounts of the application.

Frequently asked questions

What is CVE-2020-28405?: An improper authorization vulnerability exists in Star Practice Management Web version 2019.2.0.6, allowing an unauthorized user to change the privileges of any user of the application. This can be used to grant himself the administrative role or remove all administrative accounts of the application.
How severe is CVE-2020-28405?: CVE-2020-28405 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-28405 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-2020-28405?: CVE-2020-28405 affects Iris Star Practice Management. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-28405?: 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-2020-28405 published?: CVE-2020-28405 was published on 2021-01-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:iris:star_practice_management:2019.2.0.6:*:*:*:*:*:*:*

More vulnerabilities in Iris Star Practice Management

CVE-2020-28406 — Medium (CVSS 6.5): An improper authorization vulnerability exists in Star Practice Management Web version 2019.2.0.6, allowing an…
CVE-2020-28404 — Medium (CVSS 6.5): An improper authorization vulnerability exists in Star Practice Management Web version 2019.2.0.6, allowing an…
CVE-2020-28401 — Medium (CVSS 6.5): An improper authorization vulnerability exists in Star Practice Management Web version 2019.2.0.6, allowing an…
CVE-2020-28402 — Medium (CVSS 5.4): An improper authorization vulnerability exists in Star Practice Management Web version 2019.2.0.6, allowing an…

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