Security readout for executives and security teams
This is a Microsoft Office memory corruption issue in legacy Excel-related products. A malicious Office document could cause code execution when opened, making user interaction the key risk. The bundle does not provide CVSS, CWE, or confirmed active exploitation evidence. Exposure is most likely on endpoints or shared systems still using the named legacy Excel, Excel Viewer, or Office Compatibility Pack components, especially where users receive Office files from email, web downloads, or external parties. Prioritize remediation if the organization still runs the affected legacy Microsoft Office components. The business risk is document-based code execution on user workstations, but urgency depends on confirmed product presence because no active exploitation evidence is supplied. Mitigation focus: Apply Microsoft guidance and updates from MS16-133.; Inventory and remove affected legacy Excel-related components where possible.; Restrict handling of untrusted Office documents on exposed endpoints..
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
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ATT&CK lookup starting points
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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 lookupCVE-2016-7231 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- MS16-133CVE reference · vendor-advisory, x_refsource_MS
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.