[wp-trac] [WordPress Trac] #10980: DoS in wp-trackbacks

WordPress Trac wp-trac at lists.automattic.com
Wed Oct 21 15:40:49 UTC 2009


#10980: DoS in wp-trackbacks
--------------------------+-------------------------------------------------
 Reporter:  gomex         |        Owner:  ryan    
     Type:  defect (bug)  |       Status:  reopened
 Priority:  normal        |    Milestone:          
Component:  Security      |      Version:          
 Severity:  normal        |   Resolution:          
 Keywords:                |  
--------------------------+-------------------------------------------------
Changes (by Otto42):

  * priority:  high => normal
  * severity:  critical => normal


Comment:

 Correction: The behavior of "trim" prevents the array possibility from
 working in this case, however I get different results with different
 versions of PHP.

 I suggest that this approach still be patched, as relying on undocumented
 (and unpredictable) behavior to prevent a security problem is not a great
 idea.

 However, the issue is not a critical one, as I cannot find a way to
 exploit 2.8.5 in this manner as of yet. I still think it's possible, but
 it's not trivial to do.

-- 
Ticket URL: <http://core.trac.wordpress.org/ticket/10980#comment:8>
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