CVE-2018-1000830
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 · uneditedXR3Player version <= V3.124 contains a XML External Entity (XXE) vulnerability in Playlist parser that can result in Disclosure of confidential data, denial of service, SSRF, port scanning.
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 confidenceXR3Player version V3.124 and earlier contains an XML External Entity (XXE) vulnerability in its Playlist parser. The application parses XML playlist files without properly disabling external entity processing, allowing attackers to inject malicious XML that can read local files, perform SSRF attacks, port scanning, or cause denial of 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<= 3.124CVSS 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
- Privileges
- None
- User interaction
- None
- Scope
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
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 XR3Player is installedSearch for XR3Player executable or JAR file in common locations: user's home directory (~/XR3Player), Program Files (Windows), /opt or /usr/local (Linux). On Windows, check Start Menu shortcuts or uninstall registry. On Linux, check package manager listings (dpkg -l, rpm -qa).Affected if XR3Player is found installed on the system
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Verify the installed versionLocate the XR3Player JAR or executable. If it's a JAR file, right-click and view properties, or run: java -jar XR3Player.jar --version 2>&1. Check any version file in the application directory.Affected if Version is 3.124 or earlier, or version cannot be determined (unknown versions should be treated as vulnerable)
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Identify playlist file usageLook for .xml playlist files that XR3Player uses. Check the application's data directory for playlist files (typically in ~/XR3Player/Playlists or similar). XR3Player uses XML format for playlists.Affected if XML playlist files are created, loaded, or parsed by XR3Player
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Confirm XML parsing without XXE protectionExamine XR3Player's source code or configuration for XML parser initialization. Look for DocumentBuilderFactory or similar XML parsing code. Check if external entity processing is explicitly disabled using features like XMLConstants.FEATURE_SECURE_PROCESSING or setting 'external-general-entities' and 'external-parameter-entities' to false.Affected if XML parser is initialized without disabling external entity processing (XXE protection is not implemented)
A user is affected if XR3Player version 3.124 or earlier is installed and the application parses XML playlist files without XXE protection enabled in the XML parser configuration.
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 dataDisable XML external entity (XXE) processing in the playlist parser's XML configuration by setting feature flags to prevent external entity resolution, and implement input validation for playlist files.
- Consultation2.0 h
- Implementation4.0 h
- Testing3.0 h
- Review / QA2.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2018-1000830 — 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-2018-1000830 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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- 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
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