A vulnerability classified as problematic was found in Joomla CMS up to 3.9.2 (Content Management System). This vulnerability affects an unknown functionality of the component Core Components. The manipulation as part of a URL leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

An issue was discovered in Joomla! before 3.9.3. Inadequate filtering on URL fields in various core components could lead to an XSS vulnerability.

The bug was discovered 02/12/2019. The weakness was disclosed 02/12/2019. This vulnerability was named CVE-2019-7744 since 02/11/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 13418 (Joomla! Prior to 3.9.3 Multiple Vulnerabilities).

Upgrading to version 3.9.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 107015†). The entries VDB-130847, VDB-130848, VDB-130849 and VDB-130851 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Content Management System

Vendor

• Joomla

Name

• CMS

Version

• 3.9.0
• 3.9.1
• 3.9.2

License

• open-source

CPE 2.3info

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CPE 2.2info

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