Star Practice ManagementApplication · Iris

CVE-2020-28404

MEDIUM · 6.5 CVSS v3.1 Published 2021-01-29
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
71/100
Remediation priority · Elevated
Remotely reachable Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
An improper authorization vulnerability exists in Star Practice Management Web version 2019.2.0.6, allowing an unauthorized user to access the Billing page without the appropriate privileges.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

This is an improper authorization (broken access control) vulnerability in Star Practice Management Web version 2019.2.0.6. The application fails to properly enforce authorization checks before displaying the Billing page, allowing unauthorized users to access sensitive billing functionality without the required privileges.

MitigationImplement and enforce proper server-side authorization checks to verify user privileges before granting access to the Billing page. Ensure role-based access control (RBAC) is correctly applied to all sensitive endpoints.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Star Practice ManagementApplication
Affected:= 2019.2.0.6

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify installed Star Practice Management Web version
    Access the application admin panel, navigate to About or System Information section, or check the software installer details to find the exact version number
    Affected if Version is exactly 2019.2.0.6
  2. Locate the Billing page access point
    Log into the web application and identify the navigation path to the Billing or billing-related functionality (typically under a Billing, Invoicing, or Finance menu item)
    Affected if The Billing page functionality exists and is visible in the application navigation
  3. Test authorization on Billing page with low-privilege account
    Create or use a user account that does NOT have billing privileges or administrative rights, then attempt to navigate directly to the Billing page URL or click the Billing option in the navigation
    Affected if The Billing page loads and displays sensitive billing data without returning an authorization error or redirecting to an access-denied page
  4. Inspect authorization configuration for Billing endpoint
    If you have access to application configuration files or admin settings, examine the role-based access control (RBAC) settings for the Billing page to verify if proper privilege checks are defined
    Affected if No explicit authorization rule exists for the Billing page, or the rule is misconfigured to allow all users

You are affected if running version 2019.2.0.6 AND the Billing page can be accessed by a user account lacking billing privileges.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Implement and enforce proper server-side authorization checks to verify user privileges before granting access to the Billing page. Ensure role-based access control (RBAC) is correctly applied to all sensitive endpoints.

Fix this in Star Practice Management Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing4.0 h
  • Review / QA2.0 h
18.0 hours of engineering $3,200
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2020-28404 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
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