NetCat CMS Multiple XSS (Cross-site Scripting) Security Vulnerabilities

Credit: Wang Jing
Risk: Low
Local: No
Remote: Yes

*NetCat CMS Multiple XSS (Cross-site Scripting) Security Vulnerabilities* Exploit Title: NetCat CMS Multiple XSS Security Vulnerabilities Product: NetCat CMS (Content Management System) Vendor: NetCat Vulnerable Versions: 5.01 3.12 3.0 2.4 2.3 2.2 2.1 2.0 1.1 Tested Version: 3.12 Advisory Publication: March 07, 2015 Latest Update: March 07, 2015 Vulnerability Type: Cross-Site Scripting [CWE-79] CVE Reference: * Impact CVSS Severity (version 2.0): CVSS v2 Base Score: 4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:N/I:P/A:N) (legend) Impact Subscore: 2.9 Exploitability Subscore: 8.6 Credit: Wang Jing [Mathematics, Nanyang Technological University (NTU), Singapore] *Advisory Details:* *(1) Vendor & Product Description:* *Vendor:* NetCat *Product & Version:* NetCat 5.01 3.12 3.0 2.4 2.3 2.2 2.1 2.0 1.1 *Vendor URL & Download:* NetCat can be got from here, *Product Introduction:* is russian local company. "NetCat designed to create an absolute majority of the types of sites: from simple "business card" with a minimum content to complex web-based systems, from corporate offices to online stores, libraries or media data - in other words, projects completely different directions and at any level of complexity. View examples of sites running on NetCat CMS can be in a special section." "Manage the site on the basis of NetCat can even inexperienced user, because it does not require knowledge of Internet technologies, programming and markup languages. NetCat constantly improving, adds new features. In the process of finalizing necessarily take into account the wishes of our partners and clients, as well as trends in Internet development. More than 2,000 studios and private web developers have chosen for their projects is NetCat, and in 2013 sites, successfully working on our CMS, created more than 18,000." *(2) Vulnerability Details:* NetCat web application has a security bug problem. It can be exploited by XSS (Cross-site Scripting) attacks. This may allow a remote attacker to create a specially crafted request that would execute arbitrary script code in a user's browser session within the trust relationship between their browser and the server. *(2.1) *The first code flaw occurs at "add.php?" page with "f_Name", "f_f1", "f_f2", "f_f3", "f_f*" multiple parameters in HTTP "Post" data. *(2.2) *The second code flaw occurs at search field with "search_query" parameter in HTTP "GET" data. *(3.3)* The third code flaw occurs at web URLs with script code added behind "?" directly. *References:* -- Wang Jing, Division of Mathematical Sciences (MAS), School of Physical and Mathematical Sciences (SPMS), Nanyang Technological University (NTU), Singapore.

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