cbcvebase.
CVE-2011-3187
published 2011-08-29

CVE-2011-3187: 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…

medium4.3CVSS 3.1
AVNACMAuNCNIPAN
EXPLOIT
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.

Affected

3 ranges
VendorProductVersion rangeFixed in
actionpack_projectactionpack>= 2.3.0 < 2.3.132.3.13
debianrails
rubyonrailsrails

CVSS provenance

nvd4.3MEDIUMAV:N/AC:M/Au:N/C:N/I:P/A:N
osv4.3MEDIUM