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CVE-2015-1427 — The Groovy scripting engine in Elasticsearch before 1.3.8 and 1.4.x before 1.4.3 allows…

Key facts

CVE-2015-1427 is a Critical (9.8) vulnerability: The Groovy scripting engine in Elasticsearch before 1.3.8 and 1.4.x before 1.4.3 allows…. This entry ships a detection-only PoC and a Docker test lab. It is on the CISA Known Exploited Vulnerabilities (KEV) catalog (added 2022-03-25), confirming active exploitation in the wild.

Actively exploited — on the CISA KEV catalog

CVE-2015-1427 is listed on the CISA Known Exploited Vulnerabilities (KEV) catalog (added 2022-03-25), confirming exploitation in the wild. Federal remediation deadline: 2022-04-15. Prioritise patching and deploy the detection and prevention rules below.
CVE CVE-2015-1427
Severity Critical (9.8)
CISA KEV Actively exploited (added 2022-03-25)
Detection / prevention —
PoC poc.py
Source 2015/CVE-2015-1427/

Details

English | 한국어

Description

The Groovy scripting engine in Elasticsearch before 1.3.8 and 1.4.x before 1.4.3 allows remote attackers to bypass the sandbox protection mechanism and execute arbitrary shell commands via a crafted script.

Vulnerability Details

Property Value
CVE ID CVE-2015-1427
CVSS Score 9.8

Proof of Concept

Download

# Download PoC script
curl -O https://raw.githubusercontent.com/fankh/vulnerability-poc/main/2015/CVE-2015-1427/poc.py

Usage

# Run PoC against target
python3 poc.py --target <TARGET_URL>

# With authentication
python3 poc.py --target <TARGET_URL> --username <USER> --password <PASS>

⚠️ Warning: This PoC is for authorized security testing only. It uses detection-only techniques and does not exploit or damage target systems.

Test Lab

This repository includes a Docker-based test environment with both vulnerable and patched applications.

Quick Start

# Clone and navigate to CVE directory
cd CVE-2015-1427

# Start both applications
docker-compose up -d

# Run tests
./run-tests.sh    # Linux/Mac
./run-tests.ps1   # Windows PowerShell

Application Endpoints

Application URL Status
Vulnerable App http://localhost:8080 Shows vulnerability
Patched App http://localhost:8081 Demonstrates fix

Directory Structure

├── README.md           # English documentation
├── README_KO.md        # Korean documentation
├── poc.py              # PoC detection script
├── docker-compose.yml  # Container orchestration
├── run-tests.sh        # Linux/Mac test runner
├── run-tests.ps1       # Windows test runner
├── vulnerable-app/     # Vulnerable version
│   ├── app.py
│   ├── Dockerfile
│   └── requirements.txt
└── patched-app/        # Fixed version
    ├── app.py
    ├── Dockerfile
    └── requirements.txt

References

  • http://packetstormsecurity.com/files/130368/Elasticsearch-1.3.7-1.4.2-Sandbox-Escape-Command-Execution.html
  • http://packetstormsecurity.com/files/130784/ElasticSearch-Unauthenticated-Remote-Code-Execution.html
  • http://www.elasticsearch.com/blog/elasticsearch-1-4-3-1-3-8-released/
  • http://www.securityfocus.com/archive/1/534689/100/0/threaded
  • http://www.securityfocus.com/bid/72585
  • https://access.redhat.com/errata/RHSA-2017:0868
  • https://exchange.xforce.ibmcloud.com/vulnerabilities/100850
  • https://www.elastic.co/community/security/
  • http://packetstormsecurity.com/files/130368/Elasticsearch-1.3.7-1.4.2-Sandbox-Escape-Command-Execution.html
  • http://packetstormsecurity.com/files/130784/ElasticSearch-Unauthenticated-Remote-Code-Execution.html
  • http://www.elasticsearch.com/blog/elasticsearch-1-4-3-1-3-8-released/
  • http://www.securityfocus.com/archive/1/534689/100/0/threaded
  • http://www.securityfocus.com/bid/72585
  • https://access.redhat.com/errata/RHSA-2017:0868
  • https://exchange.xforce.ibmcloud.com/vulnerabilities/100850
  • https://www.elastic.co/community/security/
  • https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-1427

Generated by PoC Generator on 2026-07-04T21:32:37.024477545

Frequently asked questions

What is CVE-2015-1427?

CVE-2015-1427 is a Critical (9.8) vulnerability: The Groovy scripting engine in Elasticsearch before 1.3.8 and 1.4.x before 1.4.3 allows…. This entry ships a detection-only PoC and a Docker test lab. It is on the CISA Known Exploited Vulnerabilities (KEV) catalog (added 2022-03-25), confirming active exploitation in the wild.

How do I detect CVE-2015-1427?

Run the detection-only PoC included with this entry against your Docker test lab to confirm whether a target is affected; pair it with your own IDS logging.

How do I block or mitigate CVE-2015-1427?

Upgrade to a fixed version per the vendor advisory; the NVD record lists the affected versions. Use the included PoC to verify your remediation.

Is CVE-2015-1427 actively exploited?

Yes. CVE-2015-1427 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, added 2022-03-25, which means it has been exploited in the wild. CISA set a federal remediation deadline of 2022-04-15. Prioritise patching and deploy the detection and prevention rules above.

For authorized security testing and research only. See the full source and NVD record.