CVE-2011-1220
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 · uneditedStack-based buffer overflow in lcfd.exe in Tivoli Endpoint in IBM Tivoli Management Framework 3.7.1, 4.1, 4.1.1, and 4.3.1 allows remote authenticated users to execute arbitrary code via a long opts field.
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 · high confidenceStack-based buffer overflow vulnerability in lcfd.exe component of IBM Tivoli Management Framework allows remote authenticated attackers to execute arbitrary code by sending a specially crafted long opts field to the Tivoli Endpoint service.
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 data= 3.7.1= 4.1= 4.1.1= 4.3.1CVSS 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
- Low
- Authentication
- Single
- Confidentiality
- Complete
- Integrity
- Complete
- Availability
- Complete
AV:N/AC:L/Au:S/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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Identify if IBM Tivoli Management Framework is installedCheck for the presence of the Tivoli Management Framework installation directory, typically under C:\Program Files\IBM\Tivoli or look for the lcfd.exe binary on the system using file system searchAffected if The product is not installed or the lcfd.exe component is not present on the system, then not affected
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Check the installed version of Tivoli Management FrameworkLocate the version information in the product installation, typically found in registry keys under HKEY_LOCAL_MACHINE\SOFTWARE\IBM\Tivoli\Management Framework or in version.txt/readme files within the installation directoryAffected if The installed version matches exactly 3.7.1, 4.1, 4.1.1, or 4.3.1, then the environment is affected
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Verify if the lcfd.exe component is present and runningSearch for lcfd.exe in the installation directory and check running processes using Task Manager or command line tools like tasklist /FI "IMAGENAME eq lcfd.exe"Affected if lcfd.exe is found and running, the vulnerability is potentially exploitable if the version is affected
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Confirm the Tivoli Endpoint service is exposedCheck if the Tivoli Endpoint service (typically listening on port 9500 or similar) is bound to network interfaces accessible to remote attackers by reviewing service configuration and network bindingsAffected if The service is bound to accessible network interfaces and the version is affected, the system is vulnerable to remote exploitation
An environment is affected if IBM Tivoli Management Framework versions 3.7.1, 4.1, 4.1.1, or 4.3.1 are installed with the lcfd.exe component present and the Tivoli Endpoint service is network-accessible.
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 IBM patches for Tivoli Management Framework or upgrade to a non-vulnerable version. Restrict network access to the affected service as a compensating control until patching is possible.
- Consultation4.0 h
- Implementation8.0 h
- Testing6.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $5,600.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2011-1220 — 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-2011-1220 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