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CVE Record

CVE-2011-4218: Investintech.com SlimPDF Reader does not prevent faulting-instruction data from affecting write operations,...

Investintech.com SlimPDF Reader does not prevent faulting-instruction data from affecting write operations, which allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PDF document.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's Takeunknown

Analyst readout for executives and security teams

Plain-English summary

A crafted PDF can crash Investintech.com SlimPDF Reader and may allow arbitrary code execution. The source bundle does not identify affected versions, a CVSS score, or an official fix. Business risk depends on whether this legacy PDF reader is still installed where users handle external PDFs.

Executive priority

Treat this as a legacy software exposure review. Prioritize removal or replacement where SlimPDF Reader is present on user endpoints, but avoid emergency escalation unless inventory confirms meaningful use or additional evidence shows exploitation.

Technical view

CVE-2011-4218 describes improper handling where faulting-instruction data can influence write operations in SlimPDF Reader, enabling denial of service and possible code execution through a crafted PDF. The bundle cites CVE, IBM X-Force, and CERT VU#275036, but provides no version range, CWE, CVSS vector, or patch details.

Likely exposure

Exposure is likely limited to endpoints with Investintech.com SlimPDF Reader installed, especially systems opening PDFs from email, downloads, portals, or customer submissions. The provided affected-product metadata is incomplete, so environment inventory is required.

Exploitation context

The bundle does not report active exploitation and KEV is false. The attack vector is a crafted PDF opened by the vulnerable reader. Arbitrary code execution is described as possible, but the provided sources do not confirm exploit maturity or real-world use.

Researcher notes

Evidence is sparse. The core claim is crafted-PDF-triggered crash or possible code execution via write operations influenced by faulting-instruction data. The source bundle lacks vulnerable versions, root-cause detail, patch status, exploit confirmation, and CVSS, limiting validation precision.

Mitigation direction

  • Inventory and remove SlimPDF Reader where it is not business-required.
  • Replace SlimPDF Reader with a supported PDF reader if feasible.
  • Check vendor or CERT guidance for fixed versions; none are named in the bundle.
  • Limit opening untrusted PDFs on systems where SlimPDF Reader remains installed.
  • Use email and web controls to reduce delivery of suspicious PDF attachments.

Validation and detection

  • Confirm whether SlimPDF Reader is installed on managed endpoints.
  • Identify users or workflows that open external PDFs with SlimPDF Reader.
  • Check the installed version against any vendor or CERT guidance found internally.
  • Verify PDF file associations do not default to SlimPDF Reader.
  • Review security telemetry for SlimPDF Reader crashes involving untrusted PDFs.
Prepared
Confidence
medium
Sources
4

Public sources used

Based on public source material and reviewed before publication.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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ATT&CK lookup starting points

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description · low confidence lookup

Execution 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.

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cve · low confidence lookup

CVE-2011-4218 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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.

0CVSS vectors
0Timeline events
0ADP providers
3Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.