#VU41752 Cross-site scripting in tinymce - CVE-2012-4230

Vulnerability identifier: #VU41752

Vulnerability risk: Low

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2012-4230

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
tinymce
Web applications / JS libraries

Vendor: tinymce

Description

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

The vulnerability exists due to insufficient sanitization of user-supplied data. The vulnerability allows attackers to conduct cross-site scripting (XSS) attacks via application-specific vectors, as demonstrated using a textarea element.

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

tinymce: 3.5.8

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External links
https://osvdb.org/91130
https://packetstormsecurity.com/files/120750/TinyMCE-3.5.8-Cross-Site-Scripting.html
https://seclists.org/fulldisclosure/2013/Mar/114
https://www.madirish.net/554
https://www.securityfocus.com/bid/58424
https://exchange.xforce.ibmcloud.com/vulnerabilities/82744

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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.