A vulnerability was found in HestiaCP up to 1.3.4 and classified as problematic. Affected by this issue is an unknown code block of the file /admin/list_key.html. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. CVE summarizes:

A cross-site scripting (XSS) vulnerability in /admin/list_key.html of HestiaCP before v1.3.5 allows attackers to execute arbitrary web scripts or HTML via a crafted payload.

The weakness was presented 08/18/2022 as 706314c12872c7607e96a73dfc77dbbddad2875e. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2021-30071 since 04/02/2021. 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.

By approaching the search of inurl:admin/list_key.html it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.3.5 eliminates this vulnerability. Applying the patch 706314c12872c7607e96a73dfc77dbbddad2875e is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

See VDB-195220, VDB-198620, VDB-205158 and VDB-205662 for similar entries.

Productinfo

Name

• HestiaCP

Version

• 1.3.0
• 1.3.1
• 1.3.2
• 1.3.3
• 1.3.4

License

• open-source

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