Summaryinfo

A vulnerability marked as problematic has been reported in TYPO3 up to 9.5.16/10.4.1. Affected is an unknown function of the component Link Tag Handler. Performing a manipulation as part of Attribute results in cross site scripting. This vulnerability is reported as CVE-2020-11065. The attack is possible to be carried out remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in TYPO3 up to 9.5.16/10.4.1 (Content Management System). This affects an unknown code of the component Link Tag Handler. The manipulation as part of a Attribute leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity. The summary by CVE is:

In TYPO3 CMS greater than or equal to 9.5.12 and less than 9.5.17, and greater than or equal to 10.2.0 and less than 10.4.2, it has been discovered that link tags generated by typolink functionality are vulnerable to cross-site scripting; properties being assigned as HTML attributes have not been parsed correctly. This has been fixed in 9.5.17 and 10.4.2.

The weakness was disclosed 05/13/2020 (GitHub Repository). It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2020-11065 since 03/30/2020. It is possible to initiate the attack remotely. A authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 9.5.17 or 10.4.2 eliminates this vulnerability.

The entries VDB-155186 and VDB-155185 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Content Management System

Name

• TYPO3

Version

• 9.5.0
• 9.5.1
• 9.5.2
• 9.5.3
• 9.5.4
• 9.5.5
• 9.5.6
• 9.5.7
• 9.5.8
• 9.5.9
• 9.5.10
• 9.5.11
• 9.5.12
• 9.5.13
• 9.5.14
• 9.5.15
• 9.5.16
• 10.4.0
• 10.4.1

License

• open-source

Website

• Product: https://typo3.org/

CPE 2.3info

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CPE 2.2info

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