Improper input validation in Apache Hadoop
Priority MEDIUM 41CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub.
Summary
HDFS clients interact with a servlet on the DataNode to browse the HDFS namespace. The NameNode is provided as a query parameter that is not validated in Apache Hadoop before 2.7.0.
Why it matters now
EPSS 0.06423 93rd percentileScored 2026-11-07
Fix Fixed org.apache.hadoop:hadoop-client (Maven): 2.7.0
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 | Apache Hadoop | up to 2.6.x | — | No fix listed | CNA |
| — | org.apache.hadoop:hadoop-client (Maven) | before 2.7.0 | 2.7.0 | Patch available | GHSA-pr9x-qmp5-j3rr |
- Apache Hadoop VendorApache Affected up to 2.6.x Fixed in — No fix listed CNA
- org.apache.hadoop:hadoop-client (Maven) Vendor— Affected before 2.7.0 Fixed in 2.7.0 Patch available GHSA-pr9x-qmp5-j3rr
Remediation
- Fix · GHSA-pr9x-qmp5-j3rr org.apache.hadoop:hadoop-client (Maven) Fixed in 2.7.0 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2017-3162
- 2026-10-03 Alias added: GHSA-pr9x-qmp5-j3rr
References
Advisory 2
Other 4
- [hadoop-user] 20200604 Re: CVE-2017-3161 & CVE-2017-3162 | WhiteSource
- [flink-user] 20210703 Re: owasp-dependency-check is flagging flink 1.13 for scala 2.12.7
- https://lists.apache.org/thread.html/r127f75748fcabc63bc5a1bec6885753eb9b2bed803b6ed7bd46f965b@%3Cuser.hadoop.apache.org%3E
- https://lists.apache.org/thread.html/r66de86b9a608c1da70b2d27d765c11ec88edf6e5dd6f379ab33e072a@%3Cuser.flink.apache.org%3E
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- TI-2022-08881 Command injection in org.apache.hadoop.fs.FileUtil.unTarUsingTar CVSS 3.1CRITICAL 9.8
- TI-2021-15353 Heap buffer overflow in libhdfs native library CVSS 3.1CRITICAL 9.8
- TI-2018-05786 Path traversal in Apache Hadoop CVSS 3.0HIGH 8.8
- TI-2017-11489 Information disclosure in Apache Hadoop CVSS 3.0CRITICAL 9.8
Sources
- CVE-2017-3162 · CVE Program
- CVE-2017-3162 · NVD
- FIRST EPSS
- GHSA-pr9x-qmp5-j3rr · GitHub Advisory Database · CC BY 4.0
- CVE-2017-3162 · 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