Plattform
ruby
Komponente
rails
Behoben in
1.1.6
CVE-2006-4112 describes a denial-of-service (DoS) vulnerability within the dependency resolution mechanism of Ruby on Rails. This flaw allows remote attackers to potentially execute arbitrary Ruby code through a malformed URL, resulting in application hangs or data loss. The vulnerability impacts Ruby on Rails versions 1.1.0 through 1.1.5, and a fix is available in version 1.1.6.
The primary impact of CVE-2006-4112 is a denial-of-service condition. An attacker can exploit this vulnerability by crafting a malicious URL that causes the Ruby on Rails application to hang, effectively rendering it unavailable to legitimate users. Beyond the immediate DoS, the description also mentions the potential for "data loss," suggesting a possible avenue for attackers to manipulate or corrupt data within the application. While the description doesn't detail specific data at risk, any data processed by the vulnerable routing mechanism could be compromised. The blast radius extends to all users of the affected application, as any request containing the malicious URL could trigger the vulnerability.
CVE-2006-4112 was disclosed in 2006 but re-published by NVD in 2017. There is no indication of active exploitation campaigns targeting this vulnerability. No public proof-of-concept (PoC) code is readily available. The EPSS score is likely low due to the age of the vulnerability and lack of public exploits, but the potential for code execution warrants attention.
Applications relying on legacy Ruby on Rails deployments, particularly those running versions 1.1.0 through 1.1.5, are at significant risk. Shared hosting environments where multiple applications share the same Ruby on Rails instance are also vulnerable, as a compromise of one application could potentially impact others.
• ruby / server:
journalctl -u rails -g "dependency resolution mechanism"• ruby / server:
ps aux | grep -i "dependency resolution mechanism"• generic web:
curl -I https://example.com/malicious_url | grep -i "ruby"discovery
disclosure
Exploit-Status
EPSS
7.37% (92% Perzentil)
The recommended mitigation for CVE-2006-4112 is to immediately upgrade Ruby on Rails to version 1.1.6 or later. If upgrading is not immediately feasible due to compatibility issues or breaking changes, consider implementing temporary workarounds. While a direct WAF rule is difficult to implement without specific URL patterns, input validation on incoming URLs can help prevent the exploitation of this vulnerability. Carefully review and sanitize all user-supplied input before processing it within the routing code. After upgrading to Rails 1.1.6, confirm the fix by attempting to access a URL that previously triggered the DoS condition; the application should now handle it gracefully without hanging.
Kein offizieller Patch verfügbar. Prüfe auf Workarounds oder überwache auf Updates.
Schwachstellenanalysen und kritische Warnungen direkt in deinen Posteingang.
CVE-2006-4112 is a denial-of-service vulnerability in Ruby on Rails versions 1.1.0 through 1.1.5, allowing attackers to potentially execute arbitrary Ruby code via a crafted URL.
If you are running Ruby on Rails versions 1.1.0 through 1.1.5, you are potentially affected by this vulnerability. Upgrade to version 1.1.6 or later.
The recommended fix is to upgrade to Ruby on Rails version 1.1.6 or later. If upgrading is not possible, implement URL filtering and WAF rules as temporary workarounds.
While public exploits are not widely available, the potential for arbitrary code execution warrants caution. Monitor your systems for unusual activity.
The official advisory can be found on the Ruby on Rails security page, though it may be archived due to the age of the vulnerability.
Lade deine Abhängigkeitsdatei hoch und erfahre sofort, ob dich diese und andere CVEs treffen.
Lade deine Gemfile.lock-Datei hoch und wir sagen dir sofort, ob du betroffen bist.