CVE-2011-4223
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedUnspecified vulnerability in Investintech.com Absolute PDF Server allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PDF document.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · moderate confidenceInvestintech Absolute PDF Server contains an unspecified vulnerability in its PDF processing logic that can be exploited remotely via a crafted malicious PDF document. The attack requires no authentication and can result in application crash (denial of service) or potential arbitrary code execution on the target system.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE dataall versionsCVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- M
- Authentication
- None
- Confidentiality
- Complete
- Integrity
- Complete
- Availability
- Complete
AV:N/AC:M/Au:N/C:C/I:C/A:C
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Confirm Investintech Absolute PDF Server installationCheck Windows Programs and Features (appwiz.cpl) or the installed software list for 'Investintech Absolute PDF Server' or search the Windows registry under HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall for the product nameAffected if The product 'Investintech Absolute PDF Server' appears in installed programs or registry
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Verify the specific product executableSearch for 'AbsolutePDFServer.exe' or 'AbsPDFServer.exe' in program directories, commonly under C:\Program Files\Investintech\ or C:\Program Files (x86)\Investintech\Affected if The executable file named Absolute PDF Server is found on the system
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Confirm PDF processing service is runningOpen Services.msc and look for a service related to 'Absolute PDF Server' or check if the application process is running (look for process names containing 'AbsolutePDF' or 'AbsPDF')Affected if The Absolute PDF Server service or process is running or installed as a Windows service
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Check if the web/remote interface is enabledReview the application configuration files (typically in the installation directory with .ini, .xml, or .config extensions) for settings enabling HTTP/TCP listeners or remote PDF conversion servicesAffected if Network or remote processing features are enabled in the configuration since the vulnerability is exploitable remotely via crafted PDF documents
If Investintech Absolute PDF Server is installed and running (regardless of version, as all versions are affected), the environment is vulnerable to this CVE when processing untrusted PDF documents.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataApply vendor patches or upgrade to the latest version of Investintech Absolute PDF Server; implement file-based input validation and sandboxing for PDF processing to mitigate risks from untrusted documents.
- Consultation8.0 h
- Implementation24.0 h
- Testing12.0 h
- Review / QA6.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $14,080.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2011-4223 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2011-4223 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
- No weaponised exploit code, or anything meant to cause harm
- No spam, self-promotion, credentials, or personal data