Security readout for executives and security teams
Plain-English summary
CVE-2018-19347 is a Foxit Reader U3D plugin flaw that can crash the reader or expose sensitive information when malicious U3D content is opened. The CVE record names Foxit Reader 9.3.0.10826 and plugin version 9.3.0.10809, but its affected-product metadata is incomplete.
Executive priority
Treat this as a legacy endpoint exposure issue. It is not KEV-listed in the supplied data, but vulnerable document readers can create user-driven compromise paths. Prioritize finding old Foxit Reader deployments and moving them to vendor-supported versions.
Technical view
The issue is an out-of-bounds read in plugins\U3DBrowser.fpi used by FoxitReader.exe. The description says data from a faulting address can control branch selection in U3DBrowser!PlugInMain, enabling remote attackers to trigger denial of service or potential information disclosure through a U3D sample.
Likely exposure
Exposure is most likely on endpoints using Foxit Reader 9.3.0.10826 with the u3d plugin 9.3.0.10809 installed. Risk depends on users opening attacker-supplied U3D content. The CVE affected-product fields are listed as n/a, so inventory validation is important.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation. It does indicate remote attackability through a U3D sample and public researcher references, but it does not provide a confirmed patch, exploit prevalence, or real-world campaign evidence.
Researcher notes
The CVE record has limited enrichment: no CVSS, CWE, CPE, or structured affected vendor/product data. The description is the primary evidence and names exact executable, plugin, and versions. Avoid broader Foxit product claims without additional vendor confirmation.
Mitigation direction
- Inventory Foxit Reader installations and plugin versions across managed endpoints.
- Check Foxit vendor guidance for fixed versions or supported upgrade paths.
- Restrict opening untrusted U3D or 3D document content where feasible.
- Use endpoint controls to reduce exposure to untrusted file attachments.
- Prioritize upgrade or removal of unsupported legacy Foxit Reader versions.
Validation and detection
- Confirm whether Foxit Reader 9.3.0.10826 exists in endpoint inventory.
- Check for plugins\U3DBrowser.fpi version 9.3.0.10809 on installed systems.
- Review software deployment records for later Foxit Reader updates.
- Validate document-handling controls for untrusted U3D content.
- Monitor crash telemetry involving FoxitReader.exe and U3DBrowser.fpi.
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.
CVE-2018-19347 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
- 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
- https://github.com/Yan-1-20/Yan-1-20.github.io/blob/master/2018/11/10/2018/11/2018-11-10/index.htmlCVE reference · x_refsource_MISC
- https://yan-1-20.github.io/2018/11/10/2018/11/2018-11-10/CVE reference · x_refsource_MISC
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.