DotCMS < 5.0.2 - Open Redirect

mediumseverity

6.1CVSS score

3.7%likelihood of exploitation, next 30 days

90%of all CVEs are less likely

Readycheck to confirm it

dotCMS before 5.0.2 contains multiple open redirect vulnerabilities via the html/common/forward_js.jsp FORWARD_URL parameter or the html/portlet/ext/common/page_preview_popup.jsp hostname parameter. An attacker can redirect a user to a malicious site and possibly obtain sensitive information, modify data, and/or execute unauthorized operations.

Impact

An attacker can exploit this vulnerability to redirect users to malicious websites, leading to phishing attacks or the installation of malware.

Fix

Upgrade to a version of DotCMS that is higher than 5.0.2 to mitigate the open redirect vulnerability.

How to confirm it

Send: GET {{BaseURL}}/html/common/forward_js.jsp?FORWARD_URL=http://oast.me ; GET {{BaseURL}}/html/portlet/ext/common/page_preview_popup.jsp?hostname=oast.me
Positive when: contains "self.location = 'http://oast.me'" or "location.href = 'http\\x3a\\x2f\\x2fwww\\x2eoast\\x2eme'"

Run it with nuclei: nuclei -id CVE-2018-17422 -u <target>

The full check

id: CVE-2018-17422

info:
  name: DotCMS < 5.0.2 - Open Redirect
  author: 0x_Akoko,daffainfo
  severity: medium
  description: |
    dotCMS before 5.0.2 contains multiple open redirect vulnerabilities via the html/common/forward_js.jsp FORWARD_URL parameter or the html/portlet/ext/common/page_preview_popup.jsp hostname parameter. An attacker can redirect a user to a malicious site and possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
  impact: |
    An attacker can exploit this vulnerability to redirect users to malicious websites, leading to phishing attacks or the installation of malware.
  remediation: |
    Upgrade to a version of DotCMS that is higher than 5.0.2 to mitigate the open redirect vulnerability.
  reference:
    - https://github.com/dotCMS/core/issues/15286
    - https://nvd.nist.gov/vuln/detail/CVE-2018-17422
    - https://github.com/ARPSyndicate/kenzer-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-2018-17422
    cwe-id: CWE-601
    epss-score: 0.03717
    epss-percentile: 0.89873
    cpe: cpe:2.3:a:dotcms:dotcms:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: dotcms
    product: dotcms
    shodan-query:
      - http.title:"dotCMS"
      - http.title:"dotcms"
    fofa-query: title="dotcms"
    google-query: intitle:"dotcms"
  tags: cve2018,cve,redirect,dotcms,vuln

http:
  - method: GET
    path:
      - '{{BaseURL}}/html/common/forward_js.jsp?FORWARD_URL=http://oast.me'
      - '{{BaseURL}}/html/portlet/ext/common/page_preview_popup.jsp?hostname=oast.me'

    stop-at-first-match: true
    matchers:
      - type: word
        part: body
        words:
          - "self.location = 'http://oast.me'"
          - "location.href = 'http\\x3a\\x2f\\x2fwww\\x2eoast\\x2eme'"

References

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