osCommerce POST Parameter shopping-cart sql injection

A vulnerability, which was classified as critical, has been found in osCommerce 4. Affected by this issue is some unknown functionality of the file /b2b-supermarket/shopping-cart of the component POST Parameter Handler. The manipulation of the argument estimate[country_id] leads to sql injection. The attack may be launched remotely. The identifier of this vulnerability is VDB-247160. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.