Seagate NAS OS 4.3.15.1 - Open Redirect

mediumseverity

6.1CVSS score

3.2%likelihood of exploitation, next 30 days

88%of all CVEs are less likely

Readycheck to confirm it

Seagate NAS OS 4.3.15.1 contains an open redirect vulnerability in echo-server.html, which can allow an attacker to disclose information in the referer header via the state URL parameter.

Impact

Successful exploitation of this vulnerability could lead to user redirection to malicious websites, potentially resulting in the theft of sensitive information or the installation of malware.

Fix

Apply the latest security patches or updates provided by Seagate to fix the open redirect vulnerability in NAS OS 4.3.15.1.

How to confirm it

Send: GET {{BaseURL}}/echo-server.html?code=test&state=http://www.interact.sh#
Positive when: matches in header /(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)(?:[a-zA-Z0-9\-_\.@]*…/

Run it with nuclei: nuclei -id CVE-2018-12300 -u <target>. This check is not marked as verified by its authors.

The full check

id: CVE-2018-12300

info:
  name: Seagate NAS OS 4.3.15.1 - Open Redirect
  author: 0x_Akoko
  severity: medium
  description: Seagate NAS OS 4.3.15.1 contains an open redirect vulnerability in echo-server.html, which can allow an attacker to disclose information in the referer header via the state URL parameter.
  impact: |
    Successful exploitation of this vulnerability could lead to user redirection to malicious websites, potentially resulting in the theft of sensitive information or the installation of malware.
  remediation: |
    Apply the latest security patches or updates provided by Seagate to fix the open redirect vulnerability in NAS OS 4.3.15.1.
  reference:
    - https://blog.securityevaluators.com/invading-your-personal-cloud-ise-labs-exploits-the-seagate-stcr3000101-ecf89de2170
    - https://nvd.nist.gov/vuln/detail/CVE-2018-12300
  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-2018-12300
    cwe-id: CWE-601
    epss-score: 0.0324
    epss-percentile: 0.88394
    cpe: cpe:2.3:o:seagate:nas_os:4.3.15.1:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: seagate
    product: nas_os
    shodan-query: http.title:"seagate nas - seagate"
    fofa-query: title="seagate nas - seagate"
    google-query: intitle:"seagate nas - seagate"
  tags: cve2018,cve,redirect,seagate,nasos,vuln

http:
  - method: GET
    path:
      - '{{BaseURL}}/echo-server.html?code=test&state=http://www.interact.sh#'

    matchers:
      - type: regex
        part: header
        regex:
          - '(?m)^(?:Location\s*?:\s*?)(?:https?:\/\/|\/\/|\/\\\\|\/\\)(?:[a-zA-Z0-9\-_\.@]*)interact\.sh\/?(\/|[^.].*)?$' # https://regex101.com/r/L403F0/1

References

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