2020-29146 | Wayang CMS Header index.php cross site scripting

By Max On Jul 18, 2021

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4.8	$0-$5k	0.34

A vulnerability classified as problematic has been found in Wayang CMS 1.0 (Content Management System). Affected is an unknown function of the file index.php of the component Header Handler. The manipulation of the argument X-Forwarded-For with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. This is going to have an impact on integrity. An attacker might be able to inject arbitrary html and script code into the web site. This would alter the appearance and would make it possible to initiate further attacks against site visitors. CVE summarizes:

A cross site scripting (XSS) vulnerability in index.php of Wayang-CMS v1.0 allows attackers to execute arbitrary web scripts or HTML via a constructed payload created by adding the X-Forwarded-For field to the header.

The weakness was presented 07/15/2021. The advisory is shared for download at lowliness9.me. This vulnerability is traded as CVE-2020-29146 since 11/27/2020. The exploitability is told to be easy. It is possible to launch the attack remotely. The successful exploitation requires a authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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