CVE-2018-11777
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 · uneditedIn Apache Hive 2.3.3, 3.1.0 and earlier, local resources on HiveServer2 machines are not properly protected against malicious user if ranger, sentry or sql standard authorizer is not in use.
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 confidenceIn Apache Hive 2.3.3, 3.1.0 and earlier, local resources on HiveServer2 machines lack proper access controls when no authorization framework (Ranger, Sentry, or SQL standard authorizer) is configured, allowing malicious users to potentially access sensitive local files.
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<= 2.3.3>= 3.0.0, <= 3.1.0CVSS 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
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- None
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/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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Determine installed Hive versionRun 'hive --version' or check the Hive jar files in /usr/lib/hive/lib or your Hive installation directory. Also check the HiveServer2 process version if running.Affected if The version is 2.3.3 or lower, OR 3.0.0 through 3.1.0 (including 3.1.0)
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Confirm HiveServer2 is deployedCheck if HiveServer2 process is running via 'ps aux | grep HiveServer2' or look for hive-site.xml configurations containing hive.server2.thrift.port. Also check if clients connect to Hive via JDBC/ODBC to HiveServer2.Affected if HiveServer2 is running and serving client connections
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Verify if any authorization framework is configuredExamine hive-site.xml for any of these properties: hive.security.authorization.enabled (should be true), hive.security.authenticator.manager, or look for Ranger/Sentry plugin configurations. Also check if hive.security.authorization.sqlstd.confvar or hive.security.authorization.sqlstd.strict are set.Affected if No authorization framework (Ranger, Sentry, or SQL standard authorizer) is configured - meaning hive.security.authorization.enabled is not set to true or no Ranger/Sentry plugins are installed
You are affected if you run HiveServer2 version 2.3.3 or lower, or 3.0.0 through 3.1.0, and have not enabled Ranger, Sentry, or SQL standard authorization.
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 dataEnable and properly configure Ranger, Sentry, or SQL standard authorizer to enforce access controls and protect local resources on HiveServer2 machines.
- 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-2018-11777 — 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-2018-11777 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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