Vulnerability CVE-2018-6411
Published: 2018-05-26   Modified: 2018-05-27

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.

See advisories in our WLB2 database:
Topic
Author
Date
High
Appnitro MachForm SQL Injection / Traversal / File Upload
Amine Taouirsa
31.05.2018

Type:

CWE-434

 (Unrestricted Upload of File with Dangerous Type)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Appnitro -> Machform 

 References:
https://metalamin.github.io/MachForm-not-0-day-EN/
https://www.exploit-db.com/exploits/44804/
https://www.machform.com/blog-machform-423-security-release/
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