Security readout for executives and security teams
Plain-English summary
CVE-2018-10478 affects Foxit Reader 9.0.0.29935. A victim must open a malicious file or visit a malicious page. The flaw can expose sensitive information and may help an attacker chain toward code execution with other vulnerabilities.
Executive priority
Treat this as a targeted endpoint risk, not an internet-facing emergency. Prioritize environments with old Foxit Reader deployments and high exposure to untrusted documents. Business urgency rises if patch management cannot confirm removal or upgrade.
Technical view
The issue is a CWE-125 out-of-bounds read in parsing U3D Texture Coord Dimensions objects. Improper validation of user-supplied data can read past an allocated object. Public source data lists no CVSS score and no CISA KEV status.
Likely exposure
Exposure is likely limited to endpoints running Foxit Reader 9.0.0.29935, especially where users open untrusted PDFs or browser-delivered content. Evidence for other affected versions is not provided in the source bundle.
Exploitation context
The cited description requires user interaction: opening a malicious file or visiting a malicious page. The source says the bug can support code execution only when chained with other vulnerabilities. No active exploitation evidence is provided.
Researcher notes
The source bundle identifies only Foxit Reader 9.0.0.29935. It describes an out-of-bounds read in U3D parsing and notes possible chaining for code execution. Patch specifics, exploit availability, and broader version impact are not established here.
Mitigation direction
- Inventory Foxit Reader installations and identify version 9.0.0.29935.
- Check Foxit security bulletins for vendor-fixed versions or guidance.
- Upgrade or remove vulnerable Foxit Reader installations where found.
- Limit opening of untrusted PDFs and web-delivered documents.
- Use endpoint protections to monitor suspicious PDF reader behavior.
Validation and detection
- Confirm installed Foxit Reader versions on managed endpoints.
- Verify vulnerable systems are upgraded or removed after remediation.
- Review email and web controls for malicious document delivery risk.
- Check security tooling for alerts involving Foxit Reader processes.
- Document remaining exceptions 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.
CWE-125: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookupCVE-2018-10478 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://zerodayinitiative.com/advisories/ZDI-18-388CVE reference · x_refsource_MISC
- https://www.foxitsoftware.com/support/security-bulletins.phpCVE reference · x_refsource_CONFIRM
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.
Out-of-bounds Read
Out-of-bounds Read represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.