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CVE Record

CVE-2020-28404: An improper authorization vulnerability exists in Star Practice Management Web version 2019.2.0.6, allowing...

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.

MediumCVSS 6.5Not KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

Star Practice Management Web 2019.2.0.6 has an authorization flaw: a user without the right privileges could access the Billing page. The business risk is exposure of sensitive billing information, not system takeover. Treat this as a confidentiality issue for organizations using that specific web version.

Executive priority

Prioritize if the product handles regulated, client, or financial billing data. The issue is medium severity but has high confidentiality impact, so affected organizations should verify exposure and apply vendor guidance without waiting for exploitation evidence.

Technical view

CVE-2020-28404 is improper authorization in Star Practice Management Web 2019.2.0.6. CVSS 3.1 is 6.5: network reachable, low attack complexity, low privileges required, no user interaction, high confidentiality impact, and no stated integrity or availability impact.

Likely exposure

Exposure appears limited to deployments of Star Practice Management Web version 2019.2.0.6. The source bundle does not identify broader affected versions, CPEs, hosting patterns, or whether affected instances are commonly internet-facing.

Exploitation context

The CVE is not listed as CISA KEV in the supplied data, and the bundle provides no evidence of active exploitation. Exploitation requires some level of authenticated access, based on the CVSS PR:L rating, and targets unauthorized viewing of the Billing page.

Researcher notes

Evidence is sparse: the CVE description names version 2019.2.0.6 and Billing-page authorization bypass, but the bundle does not provide CWE mapping, patch details, affected CPEs, or exploitation telemetry. Keep analysis constrained to authenticated improper authorization and confidentiality impact.

Mitigation direction

  • Identify whether Star Practice Management Web 2019.2.0.6 is in use.
  • Check Star Practice Management and advisory guidance for fixed builds or workarounds.
  • Restrict application access to trusted networks or VPN where feasible.
  • Review and tighten roles allowed to view Billing.
  • Monitor billing-page access by users without billing privileges.

Validation and detection

  • Inventory Star Practice Management Web instances and record exact versions.
  • Confirm low-privilege users cannot access Billing in authorized test environments.
  • Review access logs for Billing views by non-billing users.
  • Verify external exposure is limited by authentication and network controls.
  • Track CVE and vendor advisory updates for remediation guidance.
Prepared
Confidence
medium
Sources
5

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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CVE-2020-28404 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
6.5 (3.1)
Known Exploited
No
Published

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

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
6.5CVSS 3.1MediumCVSS:3.1/AC:L/AV:N/A:N/C:H/I:N/PR:L/S:U/UI:N2.83.6Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

6.5Medium
CVSS 3.1 vector shape for CVE-2020-28404Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone
Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.