Vulnerability identifier: #VU44482

Vulnerability risk: Low

CVSSv3.1: 4.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2011-4547

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Zen Cart
Web applications / E-Commerce systems

Vendor: Zen Cart Team

Description

Vulnerability allows a remote attacker to perform Cross-site scripting attacks.

An input validation error exists in includes/templates/template_default/common/tpl_header_test_info.php in Zen Cart, when processing the main_page parameter or PATH_INFO. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in victim's browser in security 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 but requires debugging to be enabled.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Zen Cart: 1.3 - 1.3.9h

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External links
http://www.securityfocus.com/bid/50787
http://exchange.xforce.ibmcloud.com/vulnerabilities/71519
http://www.dognaedis.com/vulns/DGS-SEC-9.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?

No. We are not aware of malware exploiting this vulnerability.