Description
An issue was discovered in Appnitro MachForm before 4.2.3. When the form is set to filter a blacklist, it automatically adds dangerous extensions to the filters. If the filter is set to a whitelist, the dangerous extensions can be bypassed through ap_form_elements SQL Injection.
Metrics
CVSS 3.0 9.8/10
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- https://metalamin.github.io/MachForm-not-0-day-EN/Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/44804/Exploit, Third Party Advisory, VDB Entry
- https://www.machform.com/blog-machform-423-security-release/Release Notes, Vendor Advisory
- https://metalamin.github.io/MachForm-not-0-day-EN/Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/44804/Exploit, Third Party Advisory, VDB Entry
- https://www.machform.com/blog-machform-423-security-release/Release Notes, Vendor Advisory
Timeline
- Published
- May 26, 2018
- Last modified
- Jun 17, 2026
- NVD status
- Modified