CVE-2014-3113
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 · uneditedMultiple buffer overflows in RealNetworks RealPlayer before 17.0.10.8 allow remote attackers to execute arbitrary code via a malformed (1) elst or (2) stsz atom in an MP4 file.
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 confidenceRealPlayer before version 17.0.10.8 contains buffer overflow vulnerabilities in its MP4 parsing logic. Specifically, malformed elst and stsz atoms within MP4 files can trigger overflows, allowing remote attackers to execute arbitrary code via a specially crafted file.
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<= 17.0.8.22= 17.0.4.60CVSS 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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Verify RealPlayer is installedCheck for RealPlayer installation by looking in typical installation directories (Program Files/RealPlayer on Windows) or by searching for 'realplayer.exe' or 'realplay.exe' in system directoriesAffected if RealPlayer is found on the system
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Identify the installed RealPlayer versionRight-click the RealPlayer executable, select Properties, and view the Version tab. Alternatively, open RealPlayer and navigate to Help > About RealPlayer to display the version numberAffected if The displayed version is 17.0.4.60 or any version 17.0.8.22 or earlier
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Confirm the specific vulnerable versionCompare your installed version against the affected ranges: versions 17.0.4.60 (exact match) or any version through 17.0.8.22 are vulnerable. Versions 17.0.10.8 and later are not affectedAffected if The installed version matches 17.0.4.60 or falls between 17.0.0.0 and 17.0.8.22 (inclusive)
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Check if RealPlayer handles MP4 filesOpen RealPlayer, go to Tools > Preferences > File Types, or check Windows file associations for .mp4 files to see if RealPlayer is set as a handlerAffected if RealPlayer is associated as the default handler for MP4 files and the vulnerable version is installed
You are affected if RealPlayer version 17.0.4.60 or any version 17.0.8.22 or earlier is installed and configured to handle MP4 files.
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.
dbcve · scopedUpdate RealPlayer to version 17.0.10.8 or later. Until patched, exercise caution with untrusted MP4 files and consider disabling file association handlers for media files in email clients or browsers.
RealPlayer 17.0.10.8 or later
- Navigate to the official RealPlayer download page at service.real.com or use the built-in update feature if available
- Download RealPlayer version 17.0.10.8 or later
- Close any running instances of RealPlayer
- Run the installer and follow the prompts to upgrade
- Restart the application after installation completes
- Verify the installed version by checking Help > About RealPlayer
Generated from the published advisory — verify against the referenced sources before acting.
- Consultation1.0 h
- Implementation1.0 h
- Testing1.0 h
- Review / QA1.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $1,200.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2014-3113 — 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-2014-3113 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