Mocha is a versatile and enjoyable JavaScript test framework, widely used for Node.js and browser-based testing. Versions 1.5.0 and 1.6.0 share a similar core dependency structure, relying on packages like 'ms', 'diff', 'jade', 'debug', 'growl', 'mkdirp', and 'commander' for functionality such as timing, output comparison, templating, debugging, system notifications, directory creation, and command-line argument parsing. Both versions also list 'should' and 'coffee-script' as development dependencies, suggesting support for assertion testing and CoffeeScript compilation during development.
The critical difference lies in the release date. Version 1.6.0 was released on October 2nd, 2012, while version 1.5.0 was released on September 21st, 2012. This indicates that 1.6.0 is a newer iteration, likely incorporating bug fixes, performance enhancements, or potentially new features implemented in the short time between releases. For developers choosing between these versions, 1.6.0 is preferable due to the likelihood of stability improvements and the inclusion of any recent advancements.
When upgrading to a newer minor version like this, developers typically don't expect huge changes,but its good to verify the changelog. Developers should always consult the official Mocha changelog or release notes to understand the specific changes and ensure compatibility with their existing test suites. While the fundamental dependencies remain the same, subtle modifications can impact existing test setups.
All the vulnerabilities related to the version 1.6.0 of the package
Regular Expression Denial of Service in ms
Versions of ms prior to 0.7.1 are affected by a regular expression denial of service vulnerability when extremely long version strings are parsed.
var ms = require('ms');
var genstr = function (len, chr) {
var result = "";
for (i=0; i<=len; i++) {
result = result + chr;
}
return result;
}
ms(genstr(process.argv[2], "5") + " minutea");
Showing increase in execution time based on the input string.
$ time node ms.js 10000
real 0m0.758s
user 0m0.724s
sys 0m0.031s
$ time node ms.js 20000
real 0m2.580s
user 0m2.494s
sys 0m0.047s
$ time node ms.js 30000
real 0m5.747s
user 0m5.483s
sys 0m0.080s
$ time node ms.js 80000
real 0m41.022s
user 0m38.894s
sys 0m0.529s
Vercel ms Inefficient Regular Expression Complexity vulnerability
A vulnerability, which was classified as problematic, has been found in vercel ms up to 1.x. This issue affects the function parse of the file index.js. The manipulation of the argument str leads to inefficient regular expression complexity. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 2.0.0 is able to address this issue. The name of the patch is caae2988ba2a37765d055c4eee63d383320ee662. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-217451.
Regular Expression Denial of Service (ReDoS)
A vulnerability was found in diff before v3.5.0, the affected versions of this package are vulnerable to Regular Expression Denial of Service (ReDoS) attacks.
Growl before 1.10.0 vulnerable to Command Injection
Affected versions of growl do not properly sanitize input prior to passing it into a shell command, allowing for arbitrary command execution.
Update to version 1.10.0 or later.