CVE-2011-3187

描述

The to_s method in actionpack/lib/action_dispatch/middleware/remote_ip.rb in Ruby on Rails 3.0.5 does not validate the X-Forwarded-For header in requests from IP addresses on a Class C network, which might allow remote attackers to inject arbitrary text into log files or bypass intended address parsing via a crafted header.

如何修補 CVE-2011-3187

要修補 CVE-2011-3187,請將受影響套件升級到下列已修補版本。

• Debian/rails—未列出修補版本
• RubyGems/actionpack—升級至 2.3.13 或更新版本

CVE-2011-3187 正在被利用嗎?

中等 — EPSS 為 6.7%,可持續追蹤但非最高優先。

受影響套件(2)

• from 0
• >= 2.3.0, < 2.3.13

參考連結(13)

• ADVISORYnvd.nist.gov/vuln/detail/CVE-2011-3187
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2011-3187
• PATCHgithub.com/rails/rails
• WEBwebservsec.blogspot.com/2011/02/ruby-on-rails-vulnerability.html
• WEB