Gespage up to 7.4.8 Admin Panel user_reg.jsp Username cross site scripting

Summaryinfo

A vulnerability was found in Gespage up to 7.4.8. It has been declared as problematic. This impacts an unknown function of the file webapp/users/user_reg.jsp of the component Admin Panel. The manipulation of the argument Username as part of Parameter results in cross site scripting. This vulnerability is identified as CVE-2017-7998. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Gespage up to 7.4.8. It has been classified as problematic. Affected is some unknown processing of the file webapp/users/user_reg.jsp of the component Admin Panel. The manipulation of the argument username as part of a Parameter 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. CVE summarizes:

Multiple cross-site scripting (XSS) vulnerabilities in Gespage before 7.4.9 allow remote attackers to inject arbitrary web script or HTML via the (1) printer name when adding a printer in the admin panel or (2) username parameter to webapp/users/user_reg.jsp.

The bug was discovered 03/13/2017. The weakness was released 01/08/2018 as not defined mailinglist post (Full-Disclosure). The advisory is shared for download at seclists.org. This vulnerability is traded as CVE-2017-7998 since 04/21/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of 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.

The vulnerability was handled as a non-public zero-day exploit for at least 301 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:webapp/users/user_reg.jsp it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 7.4.9 eliminates this vulnerability.

Entry connected to this vulnerability is available at VDB-111515. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• Gespage

Version

• 7.4.0
• 7.4.1
• 7.4.2
• 7.4.3
• 7.4.4
• 7.4.5
• 7.4.6
• 7.4.7
• 7.4.8

CPE 2.3info

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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