Security readout for executives and security teams
Plain-English summary
CVE-2018-10495 is a Foxit Reader flaw that can let an attacker run code if a user opens a malicious PDF or visits a malicious page. It affects Foxit Reader 9.0.0.29935. The bundle does not cite active exploitation or a CVSS score.
Executive priority
Treat this as a high-priority workstation remediation issue if Foxit Reader 9.0.0.29935 is present. The main business risk is compromise through routine document handling, but the bundle does not support emergency active-exploitation claims.
Technical view
The flaw is a CWE-843 type confusion issue in Foxit Reader PDF parsing. The CVE description says improper validation of user-supplied data can allow arbitrary code execution in the current process context. ZDI tracks it as ZDI-CAN-5586 / ZDI-18-405.
Likely exposure
Likely exposure is endpoint-based: users with Foxit Reader 9.0.0.29935 who receive PDFs through email, web downloads, or shared document repositories. Environments that allow untrusted PDFs to open locally have higher practical risk.
Exploitation context
The cited CVE text requires user interaction: the target must open a malicious file or visit a malicious page. The provided bundle marks KEV as false and includes no source claiming active exploitation.
Researcher notes
Evidence is limited to the CVE/ZDI description and Foxit bulletin reference. The bundle identifies the affected version and vulnerability class, but does not provide CVSS, exploit status, or a specific fixed version.
Mitigation direction
- Inventory endpoints for Foxit Reader 9.0.0.29935.
- Check Foxit security bulletins for the fixed version and update accordingly.
- Limit opening PDFs from untrusted email, web, and file-sharing sources.
- Use endpoint controls to reduce damage from document-reader code execution.
- Prioritize users handling external PDFs, invoices, resumes, and customer documents.
Validation and detection
- Confirm Foxit Reader versions from software inventory or endpoint management data.
- Sample high-risk endpoints to verify the installed Reader version.
- Review email and web controls for untrusted PDF delivery paths.
- Check EDR telemetry for suspicious Foxit Reader child processes.
- Document whether vendor guidance has been applied across affected systems.
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-843: Exact CWE lookup
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Open ATT&CK lookupExecution 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-2018-10495 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://www.foxitsoftware.com/support/security-bulletins.phpCVE reference · x_refsource_CONFIRM
- https://zerodayinitiative.com/advisories/ZDI-18-405CVE 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.
Access of Resource Using Incompatible Type ('Type Confusion')
Access of Resource Using Incompatible Type ('Type Confusion') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.