Directory Traversal Vulnerability in Rack Library by Ruby

CVE-2020-8161

What is CVE-2020-8161?

A directory traversal vulnerability exists in the Rack library, specifically in versions prior to 2.2.0. This issue allows attackers to manipulate requests to access files and directories that should be restricted, potentially leading to unauthorized information disclosure. The flaw is particularly significant in the Rack::Directory application, where it can be exploited to gain sensitive data from the server filesystem. Users are advised to upgrade to secure versions to mitigate this risk.

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References