Vulnerability identifier: #VU40805

Vulnerability risk: Critical

CVSSv3.1: 9.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2015-1397

CWE-ID: CWE-89

Exploitation vector: Network

Exploit availability: Yes

Vulnerable software:
Magento Open Source
Web applications / E-Commerce systems

Vendor: Magento, Inc

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data passed via the popularity[field_expr] parameter when the popularity[from] or popularity[to] parameter is set. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Magento Open Source: 1.9.1.0, 1.14.1.0

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External links
http://blog.checkpoint.com/2015/04/20/analyzing-magento-vulnerability/
http://magento.com/blog/technical/critical-security-advisory-remote-code-execution-rce-vulnerability
http://www.securitytracker.com/id/1032194
http://blog.sucuri.net/2015/04/magento-shoplift-supee-5344-exploits-in-the-wild.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.