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Nuclei Templates

Path Injection Vulnerability in TAR Extraction

ID: tar-extraction

Severity: info

Author: me_dheeraj (https://twitter.com/Dheerajmadhukar)

Tags: file,nodejs

Description

Section titled “Description”

Insecure TAR archive extraction can result in arbitrary path over write and can result in code injection.

YAML Source

Section titled “YAML Source”
id: tar-extraction


info:
  name: Path Injection Vulnerability in TAR Extraction
  author: me_dheeraj (https://twitter.com/Dheerajmadhukar)
  severity: info
  description: Insecure TAR archive extraction can result in arbitrary path over write and can result in code injection.
  tags: file,nodejs
file:
  - extensions:
      - all
    matchers:
      - type: regex
        regex:
          - "require\\('tar-stream'\\)"
          - "[\\w\\W]+?\\.createWriteStream\\([\\w\\W]*?\\, [\\w\\W]*?\\)"
          - "[\\w\\W]+?\\.writeFile\\([\\w\\W]*?\\, [\\w\\W]*?\\)"
          - "[\\w\\W]+?\\.writeFileSync\\([\\w\\W]*?\\, [\\w\\W]*?\\)"
        condition: or
# digest: 4a0a00473045022100f8dfeaaf606976931effe9fe032866cd4afcff3989fbc9caa38ad9fbbfa634da02201e46d8c4d5b9b19945f9376512be2ccbfcce5f35a22297845e97d8c1bfabd10b:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “Guide to check the vulnerabilities”

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

Terminal window
$ nuclei -u "URL" -t "file/nodejs/tar-path-overwrite.yaml"

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