Out-of-bounds write in Apache Ranger
Priority MEDIUM 45CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-787 and the CVSS impact.
Summary
UnixAuthenticationService in Apache Ranger 1.2.0 was updated to correctly handle user input to avoid Stack-based buffer overflow. Versions prior to 1.2.0 should be upgraded to 1.2.0
Why it matters now
EPSS 0.04011 90th percentileScored 2026-11-07
Fix Fixed Apache Ranger (Apache Software Foundation): 1.2.0org.apache.ranger:ranger (Maven): 1.2.0
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 Ranger | before 1.2.0 | 1.2.0 | Patch available | CNA |
| — | org.apache.ranger:ranger (Maven) | before 1.2.0 | 1.2.0 | Patch available | GHSA-c99h-fgqm-6679 |
- Apache Ranger VendorApache Affected before 1.2.0 Fixed in 1.2.0 Patch available CNA
- org.apache.ranger:ranger (Maven) Vendor— Affected before 1.2.0 Fixed in 1.2.0 Patch available GHSA-c99h-fgqm-6679
Remediation
- Fix · CNA Apache Ranger (Apache Software Foundation) Fixed in 1.2.0
- Fix · GHSA-c99h-fgqm-6679 org.apache.ranger:ranger (Maven) Fixed in 1.2.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2018-11778
- 2026-10-03 Alias added: GHSA-c99h-fgqm-6679
References
Advisory 4
Other 4
- [ranger-dev] 20200121 [jira] [Resolved] (RANGER-2681) CVE-2019-12397: Apache Ranger cross site scripting issue
- [ranger-dev] 20200121 [jira] [Commented] (RANGER-2681) CVE-2019-12397: Apache Ranger cross site scripting issue
- https://lists.apache.org/thread.html/r04bc435a92911de4b52d2b98f169bd7cf2e8bbeb53b03788df8f932c@%3Cdev.ranger.apache.org%3E
- https://lists.apache.org/thread.html/rd88077a781ef38f7687c100f93992f4dda8aa101925050c4af470998@%3Cdev.ranger.apache.org%3E
More Apache Ranger vulnerabilities
- TI-2026-22888 Apache Ranger: OS Command Injection via Username in UnixUserGroupBuilder CVSS 3.1CRITICAL 9.8
- TI-2025-36701 Apache Ranger: Remote Code Execution Vulnerability in NashornScriptEngineCreator CVSS 3.1CRITICAL 9.8
- TI-2026-40283 Apache Ranger: Remote Code Execution Vulnerability in GraalScriptEngineCreator CVSS 3.1CRITICAL 9.8
- TI-2026-32358 Apache Ranger: Remote Code Execution via Arbitrary Class Instantiation CVSS 3.1CRITICAL 9.8
- TI-2026-30817 Apache Ranger: Remote Code Execution via JDBC URL Injection CVSS 3.1CRITICAL 9.8
- TI-2026-29575 Apache Ranger: Privilege Escalation via URL Parameter CVSS 3.1CRITICAL 9.8
Sources
- CVE-2018-11778 · CVE Program
- CVE-2018-11778 · NVD
- FIRST EPSS
- GHSA-c99h-fgqm-6679 · GitHub Advisory Database · CC BY 4.0
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