1name: crowdsecurity/vpatch-CVE-2022-3236
2description: 'Detects code injection in Sophos Firewall User Portal and Webadmin via JSON parameter'
3rules:
4  - and:
5      - zones:
6          - URI
7        transform:
8          - urldecode
9          - lowercase
10        match:
11          type: regex
12          value: '/(userportal|webconsole)/controller'
13      - zones:
14          - BODY_ARGS
15        variables:
16          - json
17        transform:
18          - urldecode
19          - lowercase
20        match:
21          type: regex
22          value: '`|\$\('
23labels:
24  type: exploit
25  service: http
26  confidence: 3
27  spoofable: 0
28  behavior: 'http:exploit'
29  label: 'Sophos Firewall - Code Injection'
30  classification:
31    - cve.CVE-2022-3236
32    - attack.T1190
33    - cwe.CWE-94