Improper authentication in Apache Hadoop
Priority MEDIUM 41CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Partial Red Hat: 3 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-287.
Summary
In Apache Hadoop versions 3.0.0-alpha2 to 3.0.0, 2.9.0 to 2.9.2, 2.8.0 to 2.8.5, any users can access some servlets without authentication when Kerberos authentication is enabled and SPNEGO through HTTP is not enabled.
Why it matters now
EPSS 0.05207 92nd percentileScored 2026-11-07
Fix Partial org.apache.hadoop:hadoop-main (Maven): 3.0.1, 2.9.3, 2.8.6Red Hat: 3 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Apache Hadoop | Apache Hadoop 3.0.0-alpha2 to 3.0.0, 2.9.0 to 2.9.2, 2.8.0 to 2.8.5 | — | No fix listed | CNA |
| — | org.apache.hadoop:hadoop-main (Maven) | 3.0.0-alpha2 to before 3.0.1 | 3.0.1 | Patch available | GHSA-rhh9-cm65-3w54 |
| — | org.apache.hadoop:hadoop-main (Maven) | 2.9.0 to before 2.9.3 | 2.9.3 | Patch available | GHSA-rhh9-cm65-3w54 |
| — | org.apache.hadoop:hadoop-main (Maven) | 2.8.0 to before 2.8.6 | 2.8.6 | Patch available | GHSA-rhh9-cm65-3w54 |
- Apache Hadoop Vendor— Affected Apache Hadoop 3.0.0-alpha2 to 3.0.0, 2.9.0 to 2.9.2, 2.8.0 to 2.8.5 Fixed in — No fix listed CNA
- org.apache.hadoop:hadoop-main (Maven) Vendor— Affected 3.0.0-alpha2 to before 3.0.1 Fixed in 3.0.1 Patch available GHSA-rhh9-cm65-3w54
- org.apache.hadoop:hadoop-main (Maven) Vendor— Affected 2.9.0 to before 2.9.3 Fixed in 2.9.3 Patch available GHSA-rhh9-cm65-3w54
- org.apache.hadoop:hadoop-main (Maven) Vendor— Affected 2.8.0 to before 2.8.6 Fixed in 2.8.6 Patch available GHSA-rhh9-cm65-3w54
Remediation
- Fix · GHSA-rhh9-cm65-3w54 org.apache.hadoop:hadoop-main (Maven) Fixed in 3.0.1 Advisory →
- Fix · GHSA-rhh9-cm65-3w54 org.apache.hadoop:hadoop-main (Maven) Fixed in 2.9.3 Advisory →
- Fix · GHSA-rhh9-cm65-3w54 org.apache.hadoop:hadoop-main (Maven) Fixed in 2.8.6 Advisory →
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat JBoss Data Grid 7 | Affected | No fix planned: Out of support scope |
| Red Hat JBoss Data Virtualization 6 | Affected | No fix planned: Out of support scope |
| Red Hat JBoss Fuse 6 | Affected | No fix planned: Out of support scope |
Not affected: 2 products
- Red Hat Fuse 7
- Red Hat OpenShift Container Platform 4
Timeline
- 2026-10-02 Threatist record created from CVE-2018-11765
- 2026-10-03 Alias added: GHSA-rhh9-cm65-3w54
References
Advisory 2
Other 22
- [druid-dev] 20201007 [CANCEL][VOTE] Release Apache Druid 0.20.0 [RC1]
- [druid-commits] 20201007 [GitHub] [druid] jon-wei opened a new pull request #10485: Suppress CVE-2018-11765 for hadoop dependencies
- [druid-commits] 20201008 [druid] branch master updated: Suppress CVE-2018-11765 for hadoop dependencies (#10485)
- [druid-commits] 20201008 [GitHub] [druid] jon-wei merged pull request #10485: Suppress CVE-2018-11765 for hadoop dependencies
- [druid-commits] 20201008 [GitHub] [druid] jon-wei opened a new pull request #10492: [Backport] Suppress CVE-2018-11765 for hadoop dependencies (#10485)
- [druid-commits] 20201008 [druid] branch 0.20.0 updated: Suppress CVE-2018-11765 for hadoop dependencies (#10485) (#10492)
- [druid-commits] 20201008 [GitHub] [druid] jon-wei merged pull request #10492: [Backport] Suppress CVE-2018-11765 for hadoop dependencies (#10485)
- [druid-commits] 20201009 [GitHub] [druid] jon-wei merged pull request #10485: Suppress CVE-2018-11765 for hadoop dependencies
- [druid-commits] 20201009 [GitHub] [druid] jon-wei opened a new pull request #10492: [Backport] Suppress CVE-2018-11765 for hadoop dependencies (#10485)
- [druid-commits] 20201009 [GitHub] [druid] jon-wei merged pull request #10492: [Backport] Suppress CVE-2018-11765 for hadoop dependencies (#10485)
- https://security.netapp.com/advisory/ntap-20201016-0005/
- https://lists.apache.org/thread.html/r17d94d132b207dad221595fd8b8b18628f5f5ec7e3f5be939ecd8928@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/r46447f38ea8c89421614e9efd7de5e656186d35e10fc97cf88477a01@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/r4dddf1705dbedfa94392913b2dad1cd2d1d89040facd389eea0b3510@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/r74825601e93582167eb7cdc2f764c74c9c6d8006fa90018562fda60f@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/r79b15c5b66c6df175d01d7560adf0cd5c369129b9a161905e0339927@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/rb21df54a4e39732ce653d2aa5672e36a792b59eb6717f2a06bb8d02a@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/rb241464d83baa3749b08cd3dabc8dba70a9a9027edcef3b5d4c24ef4@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/rbe25cac0f499374f8ae17a4a44a8404927b56de28d4c41940d82b7a4@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/reea5eb8622afbfbfca46bc758f79db83d90a3263a906c4d1acba4971@%3Ccommits.druid.apache.org%3E
- https://lists.apache.org/thread.html/rf9dfa8b77585c9227db9637552eebb2ab029255a0db4eb76c2b6c4cf@%3Cdev.druid.apache.org%3E
- https://security.netapp.com/advisory/ntap-20201016-0005
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Sources
- CVE-2018-11765 · CVE Program
- CVE-2018-11765 · NVD
- FIRST EPSS
- GHSA-rhh9-cm65-3w54 · GitHub Advisory Database · CC BY 4.0
- CVE-2018-11765 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences