diff options
Diffstat (limited to 'activerecord/lib')
| -rwxr-xr-x | activerecord/lib/active_record/base.rb | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb index 8b09c60c53..1ebc843274 100755 --- a/activerecord/lib/active_record/base.rb +++ b/activerecord/lib/active_record/base.rb @@ -71,10 +71,14 @@ module ActiveRecord #:nodoc: # end # end # - # The +authenticate_unsafely+ method inserts the parameters directly into the query and is thus susceptible to SQL-injection - # attacks if the +user_name+ and +password+ parameters come directly from a HTTP request. The +authenticate_safely+ method, on - # the other hand, will sanitize the +user_name+ and +password+ before inserting them in the query, which will ensure that + # The <tt>authenticate_unsafely</tt> method inserts the parameters directly into the query and is thus susceptible to SQL-injection + # attacks if the <tt>user_name</tt> and +password+ parameters come directly from a HTTP request. The <tt>authenticate_safely</tt> method, + # on the other hand, will sanitize the <tt>user_name</tt> and +password+ before inserting them in the query, which will ensure that # an attacker can't escape the query and fake the login (or worse). + # + # Beware, that the approach used in <tt>authenticate_unsafely</tt> is basically just a wrapped call to sprintf. This means that you + # still have to quote when using %s or use %d instead. So find_first([ "firm_id = %s", firm_id ]) is _not_ safe while both + # find_first([ "firm_id = '%s'", firm_id ]) and find_first([ "firm_id = %d", firm_id ]) are. # # == Overwriting default accessors # |