RE: Mitigation Range header (Was: DoS with mod_deflate range requests)

2011-08-24 Thread Plüm, Rüdiger, VF-Group
-Original Message- From: Dirk-Willem van Gulik Sent: Mittwoch, 24. August 2011 13:33 To: dev@httpd.apache.org Subject: Mitigation Range header (Was: DoS with mod_deflate range requests) Folks, This issue is now active in the wild. So some unified/simple comms is needed.

Re: Mitigation Range header (Was: DoS with mod_deflate range requests)

2011-08-24 Thread Eric Covener
On Wed, Aug 24, 2011 at 7:57 AM, Plüm, Rüdiger, VF-Group ruediger.pl...@vodafone.com wrote: -Original Message- From: Dirk-Willem van Gulik Sent: Mittwoch, 24. August 2011 13:33 To: dev@httpd.apache.org Subject: Mitigation Range header (Was: DoS with mod_deflate range requests)

Re: Mitigation Range header (Was: DoS with mod_deflate range requests)

2011-08-24 Thread Dirk-Willem van Gulik
On 24 Aug 2011, at 12:57, Plüm, Rüdiger, VF-Group wrote: - Where possible - disable mod_deflate = we sure this covers all cases - or this is a good stopgap ? As said this has *nothing* to do with mod_deflate. This was IMHO just a guess by the original author of the tool. Ok

RE: Mitigation Range header (Was: DoS with mod_deflate range requests)

2011-08-24 Thread Plüm, Rüdiger, VF-Group
-Original Message- From: Eric Covener [mailto:cove...@gmail.com] Sent: Mittwoch, 24. August 2011 14:05 To: dev@httpd.apache.org Subject: Re: Mitigation Range header (Was: DoS with mod_deflate range requests) On Wed, Aug 24, 2011 at 7:57 AM, Plüm, Rüdiger, VF-Group

RE: Mitigation Range header (Was: DoS with mod_deflate range requests)

2011-08-24 Thread Plüm, Rüdiger, VF-Group
-Original Message- From: Dirk-Willem van Gulik [mailto:di...@webweaving.org] Sent: Mittwoch, 24. August 2011 14:14 To: dev@httpd.apache.org Subject: Re: Mitigation Range header (Was: DoS with mod_deflate range requests) On 24 Aug 2011, at 12:57, Plüm, Rüdiger, VF-Group

Re: Mitigation Range header (Was: DoS with mod_deflate range requests)

2011-08-24 Thread Eric Covener
Of course it should have been: RewriteCond %{HTTP:range} !^bytes=[^,]+(,[^,]+){0,4}$ RewriteRule .* - [F] The problem with the negation is you need an addl rule to handle an empty range header, this would forbid normal non-range requests. -- Eric Covener cove...@gmail.com

RE: Mitigation Range header (Was: DoS with mod_deflate range requests)

2011-08-24 Thread Plüm, Rüdiger, VF-Group
-Original Message- From: Eric Covener [mailto:cove...@gmail.com] Sent: Mittwoch, 24. August 2011 14:59 To: dev@httpd.apache.org Subject: Re: Mitigation Range header (Was: DoS with mod_deflate range requests) Of course it should have been: RewriteCond %{HTTP:range