A remote code execution vulnerability exists in Microsoft PowerPoint 2007 Service Pack 3, Microsoft PowerPoint 2010 Service Pack 2, Microsoft PowerPoint 2013 Service Pack 1, Microsoft PowerPoint 2013 RT Service Pack 1, Microsoft PowerPoint 2016, Microsoft PowerPoint Viewer 2007, Microsoft SharePoint Server 2013 Service Pack 1, Microsoft SharePoint Enterprise Server 2016, Microsoft Office Web Apps 2010 Service Pack 2, and Microsoft Office Compatibility Pack Service Pack 3 when they fail to properly handle objects in memory, aka "PowerPoint Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-8743.
Conclusion & alert: CVE-2017-8742 is rated High Risk (70.1/100): CVSS High severity, with high exploitation likelihood (EPSS 36.52%, 97th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +8.80% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-12-28 | 27.72% | 36.52% | +8.80% |
| 2 | 2025-12-27 | 36.52% | 27.72% | -8.80% |
| 3 | 2025-12-22 | — | 36.52% | — |
Full EPSS history (22 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 3.0 | HIGH |
|
1.8 | 5.9 | [email protected] |
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| microsoft | office_compatibility_pack | — | cpe:2.3:a:microsoft:office_compatibility_pack:-:sp3:*:*:*:*:*:* |
| microsoft | office_web_apps | 2010 | cpe:2.3:a:microsoft:office_web_apps:2010:sp2:*:*:*:*:*:* |
| microsoft | office_web_apps_server | 2013 | cpe:2.3:a:microsoft:office_web_apps_server:2013:sp1:*:*:*:*:*:* |
| microsoft | powerpoint | 2007 | cpe:2.3:a:microsoft:powerpoint:2007:sp3:*:*:*:*:*:* |
| microsoft | powerpoint | 2010 | cpe:2.3:a:microsoft:powerpoint:2010:sp2:*:*:*:*:*:* |
| microsoft | powerpoint | 2013 | cpe:2.3:a:microsoft:powerpoint:2013:sp1:*:*:*:*:*:* |
| microsoft | powerpoint | 2013 | cpe:2.3:a:microsoft:powerpoint:2013:sp1:*:*:rt:*:*:* |
| microsoft | powerpoint | 2016 | cpe:2.3:a:microsoft:powerpoint:2016:*:*:*:*:*:*:* |
| microsoft | powerpoint_viewer | 2010 | cpe:2.3:a:microsoft:powerpoint_viewer:2010:*:*:*:*:*:*:* |
| microsoft | sharepoint_enterprise_server | 2016 | cpe:2.3:a:microsoft:sharepoint_enterprise_server:2016:*:*:*:*:*:*:* |
| microsoft | sharepoint_server | 2016 | cpe:2.3:a:microsoft:sharepoint_server:2016:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/100741 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1039323 | Third Party Advisory VDB Entry |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8742 | Patch Vendor Advisory |