Security readout for executives and security teams
Plain-English summary
CVE-2019-0906 is a Microsoft Windows Jet Database Engine flaw that can let an attacker run code if a user opens a specially crafted file. It is high impact because successful exploitation can compromise confidentiality, integrity, and availability on the victim system.
Executive priority
Treat this as a high-priority patching item for legacy and user-facing Windows systems. It is not KEV-listed in the supplied bundle, but the impact is full code execution after user interaction, making exposure management important.
Technical view
The vulnerability is caused by improper memory handling of objects in Windows Jet Database Engine. The listed CVSS 3.1 score is 7.8 with local attack vector, low complexity, no privileges required, and required user interaction. Microsoft’s update corrects the memory-handling behavior.
Likely exposure
Exposure is most likely on affected Windows client and server versions listed by Microsoft, including Windows 7, 8.1, multiple Windows 10 releases, Windows Server 2008, 2016, and 2019, where users or workflows open untrusted files.
Exploitation context
The bundle says exploitation requires enticing a victim to open a crafted file. It also marks KEV as false, so there is no source-provided evidence here of known active exploitation. The CVSS temporal vector indicates proof-of-concept maturity, but no exploit details are provided.
Researcher notes
The public bundle does not provide a CWE, exploit procedure, or detailed root cause beyond improper object handling in memory. Validation should focus on Microsoft advisory applicability, patch state, and whether business workflows expose affected systems to untrusted files.
Mitigation direction
- Apply the Microsoft security update for CVE-2019-0906 on affected Windows systems.
- Prioritize endpoints that receive email attachments or downloaded files.
- Restrict opening untrusted files until patch status is confirmed.
- Check Microsoft guidance for version-specific update packages and supersedence.
- Retire or isolate unsupported affected Windows versions where updates are unavailable.
Validation and detection
- Inventory Windows versions against the affected product list in the Microsoft advisory.
- Confirm the CVE-2019-0906 security update is installed or superseded.
- Review endpoint telemetry for users opening suspicious or unexpected files.
- Verify file-handling controls for email, web downloads, and shared drives.
- Document exceptions for unsupported systems and compensating controls.
Public sources used
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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2019-0906 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
- 7.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/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.
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:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
Source materials
- CVE List V5 sourceCVE List V5
- Jet Database Engine Remote Code Execution VulnerabilityCVE reference · vendor-advisory
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0906CVE reference · x_refsource_MISC, x_transferred
- https://www.zerodayinitiative.com/advisories/ZDI-19-624/CVE reference · x_refsource_MISC, x_transferred
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.