Connect is a high-performance middleware framework offering a streamlined approach to building web applications and APIs. Examining versions 0.5.9 and 0.5.10 reveals subtle but potentially important differences for developers. Both versions share a common foundation, providing developers with a robust system to manage request handling in their Node.js applications. They're both authored by TJ Holowaychuk, a well-known figure in the Node.js community, lending credibility and confidence to the library's design and implementation. The core description highlights the framework's focus on high performance, a crucial benefit for applications requiring scalability and speed.
The primary difference between the two versions lies in the declared dependency on the 'qs' package, which is used for parsing query strings. Version 0.5.9 specifies a dependency of ">= 0.0.4", while 0.5.10 bumps this to ">= 0.0.6". This suggests a potential update or fix within the 'qs' library that is relevant for Connect users. Developers upgrading to 0.5.10 should investigate the changes introduced in qs versions 0.0.5 and 0.0.6 to ensure compatibility and understand any potential behavioral shifts related to query string parsing within their Connect-based applications. While seemingly minor, this dependency update might address security vulnerabilities, improve performance of query string handling, or introduce new features. Analyzing the qs changelog corresponding to these versions would provide definitive insights for informed decision-making.
All the vulnerabilities related to the version 0.5.10 of the package
methodOverride Middleware Reflected Cross-Site Scripting in connect
Connect is a stack of middleware that is executed in order in each request.
The "methodOverride" middleware allows the http post to override the method of the request with the value of the "_method" post key or with the header "x-http-method-override".
Because the user post input was not checked, req.method could contain any kind of value. Because the req.method did not match any common method VERB, connect answered with a 404 page containing the "Cannot [method] [url]" content. The method was not properly encoded for output in the browser.
###Example:
~ curl "localhost:3000" -d "_method=<script src=http://nodesecurity.io/xss.js></script>"
Cannot <SCRIPT SRC=HTTP://NODESECURITY.IO/XSS.JS></SCRIPT> /
Update to the newest version of Connect or disable methodOverride. It is not possible to avoid the vulnerability if you have enabled this middleware in the top of your stack.
Node Connect Reflected Cross-Site Scripting in Sencha Labs Connect middleware
node-connect before 2.8.2 has cross site scripting in Sencha Labs Connect middleware (vulnerability due to incomplete fix for CVE-2013-7370)
Connect is a stack of middleware that is executed in order in each request.
The "methodOverride" middleware allows the http post to override the method of the request with the value of the "_method" post key or with the header "x-http-method-override".
Because the user post input was not checked, req.method could contain any kind of value. Because the req.method did not match any common method VERB, connect answered with a 404 page containing the "Cannot [method] [url]" content. The method was not properly encoded for output in the browser.
~ curl "localhost:3000" -d "_method=<script src=http://nodesecurity.io/xss.js></script>"
Cannot <SCRIPT SRC=HTTP://NODESECURITY.IO/XSS.JS></SCRIPT> /
Update to the newest version of Connect or disable methodOverride. It is not possible to avoid the vulnerability if you have enabled this middleware in the top of your stack.
Sergio Arcos
Cross-Site Scripting in connect
connect node module before 2.14.0 suffers from a Cross-Site Scripting (XSS) vulnerability due to a lack of validation of file in directory.js middleware.