CVE-2016-4829
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 · uneditedDMM Movie Player App for Android before 1.2.1, and DMM Movie Player App for iPhone/iPad before 2.1.3 does not verify SSL certificates.
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 confidenceThe DMM Movie Player apps for Android (before version 1.2.1) and iOS/iPadOS (before version 2.1.3) fail to validate SSL certificates when establishing HTTPS connections. This allows man-in-the-middle attackers to intercept, read, or modify network traffic by presenting fraudulent certificates, enabling credential theft or content injection.
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<= 1.2.0<= 2.1.2CVSS 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
- High
- Privileges
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
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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Check if DMM Movie Player (Android) is installedOpen Android Settings > Apps > DMM Movie Player or Dmm Ppv Play Player, or search for it in the app drawer. Note the exact app name as it appears on your device.Affected if The app is installed and you cannot confirm its version is newer than 1.2.0
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Check the installed version on AndroidIn Android Settings > Apps > DMM Movie Player, look for 'Version' or 'Version info' under the app details. If using Google Play Store, open the app page and scroll to 'App info' to see the version number.Affected if The displayed version number is 1.2.0 or lower (for example, 1.2.0, 1.1.0, 1.0.5)
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Check if DMM Movie Player (iOS/iPadOS) is installedOpen the iOS Settings app, go to General > iPhone Storage (or iPad Storage), or check your purchased apps list in the App Store. Look for 'DMM Movie Player' or 'Dmm Ppv Play Player'.Affected if The app is installed and you cannot confirm its version is newer than 2.1.3
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Check the installed version on iOS/iPadOSOpen the App Store app, tap your profile icon, go to 'Purchased' > 'My Purchases', find the DMM Movie Player app, and note the version number shown. Alternatively, in Settings > General > iPhone Storage, find the app and view its details.Affected if The displayed version number is 2.1.2 or lower (for example, 2.1.2, 2.1.1, 2.0.0)
You are affected if DMM Movie Player (Dmm Ppv Play Player) is installed with Android version 1.2.0 or lower, or iOS/iPadOS version 2.1.2 or lower, since these versions fail to validate SSL certificates during HTTPS connections.
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 dataUpdate the DMM Movie Player app to version 1.2.1 or later on Android, and version 2.1.3 or later on iOS/iPadOS. Avoid using untrusted networks (e.g., public WiFi) until the apps are updated.
- Consultation2.0 h
- Implementation4.0 h
- Testing6.0 h
- Review / QA3.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2016-4829 — 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-2016-4829 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