Security readout for executives and security teams
Plain-English summary
Foxit Reader 9.0.0.29935 has a remote code execution flaw triggered by malicious content. A victim must open a malicious file or visit a malicious page, so the main business risk is compromise through phishing or unsafe document handling.
Executive priority
Treat this as a high-priority legacy software risk where Foxit Reader 9.0.0.29935 remains deployed, especially for document-heavy teams. No active exploitation is evidenced in the supplied sources.
Technical view
The flaw is in Foxit Reader's getField method. Sources describe missing object-existence validation before operations on an object, mapped to CWE-416. Successful exploitation can execute code in the current process context. CVSS and vendor-fixed-version details are not provided in the bundle.
Likely exposure
Exposure is likely limited to systems running Foxit Reader 9.0.0.29935. Highest-risk groups are users who receive external PDFs, browse untrusted sites, or handle unsolicited documents.
Exploitation context
The bundle does not show CISA KEV listing or cite active exploitation. Exploitation requires user interaction through a malicious page or file, making phishing and document-lure scenarios the most plausible context.
Researcher notes
Key evidence comes from the CVE description and ZDI reference. The bundle lacks CVSS scoring, fixed release details, and exploit telemetry. Avoid assuming broader Foxit product impact beyond Foxit Reader 9.0.0.29935.
Mitigation direction
- Inventory endpoints for Foxit Reader 9.0.0.29935.
- Check Foxit's security bulletin for supported upgrade or remediation guidance.
- Prioritize remediation for users handling external or unsolicited documents.
- Reduce exposure to untrusted PDFs and suspicious document links.
Validation and detection
- Confirm installed Foxit Reader versions across managed endpoints.
- Verify whether any host still runs version 9.0.0.29935.
- Review email and web controls for suspicious document delivery attempts.
- Track remediation against Foxit's published security bulletin.
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-416: 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 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-2018-9945 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-18-329CVE 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.
Use After Free
Use After Free represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.