Security readout for executives and security teams
Plain-English summary
An already authorized Microsoft Dataverse user could exploit an authentication weakness to gain additional privileges remotely. Successful exploitation could expose or alter sensitive business data, but the supplied record indicates no direct availability impact. The affected versions are not identified.
Executive priority
Treat as a high-priority identity and data-integrity issue. Promptly establish whether Dataverse is used, confirm Microsoft’s remediation status, and validate privileged-access controls. Escalate faster where Dataverse contains regulated, financial, customer, or operationally sensitive information.
Technical view
CVE-2024-38139 is a CWE-287 improper-authentication vulnerability reachable over a network. Exploitation requires high existing privileges, low attack complexity, and no user interaction. The CVSS 3.1 score is 8.7 with changed scope and high confidentiality and integrity impact.
Likely exposure
Organizations using Microsoft Dataverse may be exposed, particularly where privileged users or integrations can access affected environments. The source bundle provides no affected-version range or CPEs, so product inventory and Microsoft guidance are required to determine actual exposure.
Exploitation context
The CVSS vector reports proof-of-concept exploit maturity, but the supplied sources do not establish active exploitation. The CVE is not listed as KEV in the bundle. An attacker must already possess authorized, high-privilege access, limiting initial access while leaving insider and compromised-account risk.
Researcher notes
The record supports network reachability, low complexity, high required privileges, no user interaction, changed scope, and high confidentiality and integrity impact. It does not identify affected versions, attack prerequisites beyond authorization, technical root-cause details, remediation mechanics, or confirmed exploitation. Avoid inferring broader Dynamics 365 or Power Platform exposure without vendor confirmation.
Mitigation direction
- Review Microsoft’s CVE advisory for the applicable update or service remediation status.
- Apply Microsoft’s recommended remediation to every affected Dataverse environment.
- Restrict privileged Dataverse access and remove unnecessary administrative permissions.
- Investigate suspicious privilege changes and protect privileged identities with strong authentication controls.
Validation and detection
- Inventory all production, development, and test environments using Microsoft Dataverse.
- Confirm affected versions and remediation status against Microsoft’s advisory.
- Verify that Microsoft’s applicable update or service-side remediation is present.
- Review audit records for unexpected role assignments, privilege changes, or sensitive data modification.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-287: Credential and account abuse lookup
Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupPrivilege behavior lookup
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2024-38139 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 8.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N/E:P/RL:O/RC:C
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.
SSVC decision data
CVSS vector scores
1 official scoreWe 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.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N/E:P/RL:O/RC:C2.35.8microsoftVulnerability scoring details
Base CVSS 3.1 score
8.7HighVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N/E:P/RL:O/RC:C
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- Microsoft Dataverse Elevation of Privilege VulnerabilityCVE reference, microsoft · vendor-advisory, patch
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Authentication
Improper Authentication represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.