Platform
ruby
Component
mini_magick
Fixed in
3.6.0
CVE-2013-2616 is a Command Injection vulnerability discovered in the MiniMagick Gem, a Ruby library for image manipulation. This flaw allows attackers to execute arbitrary commands on the server by injecting malicious shell metacharacters into URLs processed by the library. Versions of MiniMagick prior to 3.6.0 are affected, and upgrading is the recommended remediation.
The vulnerability lies within the lib/mini_magick.rb file, where improper handling of URLs allows for the injection of shell commands. An attacker could craft a malicious URL containing shell metacharacters (e.g., ;, |, &) that, when processed by MiniMagick, would be executed on the underlying system. This could lead to complete system compromise, including data theft, modification, or denial of service. The potential impact is significant, as successful exploitation grants the attacker the ability to run arbitrary code with the privileges of the MiniMagick process.
CVE-2013-2616 was publicly disclosed in 2017. While no active exploitation campaigns have been definitively linked to this specific CVE, the nature of command injection vulnerabilities makes them attractive targets for attackers. The vulnerability's age and the widespread use of Ruby in web applications suggest a potential for exploitation, particularly in legacy systems. No KEV listing exists for this CVE.
Exploit Status
EPSS
0.88% (75% percentile)
The primary mitigation is to upgrade to MiniMagick version 3.6.0 or later, which addresses the vulnerability. If upgrading is not immediately feasible, consider implementing input sanitization techniques to validate and sanitize URLs before passing them to MiniMagick. This involves stripping or escaping potentially dangerous characters. Additionally, restrict access to MiniMagick functionality to trusted users and processes. Web application firewalls (WAFs) configured to detect and block command injection attempts can provide an additional layer of defense. Review and update any existing security policies to reflect this vulnerability.
No official patch available. Check for workarounds or monitor for updates.
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CVE-2013-2616 is a Command Injection vulnerability affecting MiniMagick versions up to 3.5.0, allowing attackers to execute arbitrary commands via malicious URLs.
You are affected if you are using MiniMagick version 3.5.0 or earlier. Check your gem versions to determine if you are vulnerable.
Upgrade to MiniMagick version 3.6.0 or later. If upgrading is not possible, implement input sanitization to validate URLs before processing.
While no confirmed active campaigns are publicly known, the vulnerability's nature makes it a potential target, especially for legacy systems.
Refer to the RubyGems advisory and related security discussions for details: https://github.com/minimagick/minimagick/issues/286
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