Vulnerability identifier: #VU18921

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2019-12935

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Shopware
Web applications / E-Commerce systems

Vendor: Shopware

Description

The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data appended after the backend/Login or backend/Login/load/ URI. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Shopware: 5.5.0 - 5.5.7

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CPE

• cpe:2.3:a:shopware:shopware:5.5.0:*:*:*:*:*:*:*

External links
http://seclists.org/fulldisclosure/2019/Jun/32
http://www.shopware.com/en/changelog/#5-5-8

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?