CVE-2015-7338 SQL Injection in AcyMailing Joomla Component

1. Vulnerability Properties

Title: SQL Injection in AcyMailing Joomla Component
CVE ID: CVE-2015-7338
CVSSv3 Base Score: 6.6 (AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L)
Vendor: Acyba
Products: AcyMailing
Advisory Release Date: 28 October 2015
Advisory URL: https://labs.integrity.pt/advisories/cve-2015-7338
Credits: Discovery by Fábio Pires <fp[at]integrity.pt>, Filipe Reis <fr[at]integrity.pt>, Vitor Oliveira <vo[at]integrity.pt>

2. Vulnerability Summary

AcyMailing component is vulnerable to SQL Injection on export controller, inside the backoffice.

3. Technical Details

To replicate the issue go to:

  • Joomla > Components > AcyMailing > Users > Export (and make the export)

1

Then grab the request from the export and modify it by adding the two missing parameters:

  • exportdatageoloc[geolocation_longitude]=test&exportgeolocorder='

The array position from explortdatageoloc must be an existing column from acymailing_geolocation table.

2

With this we get the following response (as you can see on the response we broke the SQL query):

3

Now we inject with our SQL query into the parameter exportgeolocorder.

4

And we get the response with the proof.

5

4. Vulnerable Versions

  • AcyMailing (4.9.4).

5. Solution

  • Upgrade to AcyMailing 4.9.5 or latest.

6. Vulnerability Timeline

  • September 01, 2015 — Bug reported to Acyba
  • September 02, 2015 — Acyba team acknowledges the vulnerability
  • October 14, 2015 —Acyba team releases a new version
  • October 28, 2015 — Public disclosure

7. References