Vulnerability identifier: #VU40993

Vulnerability risk: Low

CVSSv3.1: 4.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2014-8992

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
MODX Revolution
Web applications / CMS

Vendor: MODX

Description

Vulnerability allows a remote attacker to perform XSS attacks.

The vulnerability is caused by an input validation error in manager/assets/fileapi/FileAPI.flash.image.swf in MODX Revolution 2.3.2-pl when processing callback parameter. 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.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

MODX Revolution: 2.3.2

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External links
http://github.com/modxcms/revolution/issues/12161

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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.