Access denied with code 400. Too many threads
Posted: Wed Jun 03, 2015 5:59 am
Can't seem to find the answer in your board nor Google.
After updating Apache from 2.2.x to 2.4.x the (cPanel server, CentOS 6) Apache error log is flooded with the following:
Since Apache 2.4 is officially supported by ASL, what would needs to be done to stop this?
After updating Apache from 2.2.x to 2.4.x the (cPanel server, CentOS 6) Apache error log is flooded with the following:
Code: Select all
[Wed Jun 03 20:55:59.777267 2015] [:warn] [pid 286756:tid 140205325903616] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 81.28.161.2 - Possible DoS Consumption Attack [Rejected]
[Wed Jun 03 20:56:00.619291 2015] [:warn] [pid 286758:tid 140205342689024] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 81.28.161.2 - Possible DoS Consumption Attack [Rejected]
[Wed Jun 03 20:56:04.086660 2015] [:warn] [pid 286759:tid 140205239559936] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 157.55.39.109 - Possible DoS Consumption Attack [Rejected]
[Wed Jun 03 20:56:06.247278 2015] [:warn] [pid 286758:tid 140205334296320] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 122.129.219.79 - Possible DoS Consumption Attack [Rejected]
[Wed Jun 03 20:56:08.704538 2015] [:warn] [pid 286757:tid 140205172418304] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 46.137.228.195 - Possible DoS Consumption Attack [Rejected]
[Wed Jun 03 20:56:08.957250 2015] [:warn] [pid 286759:tid 140205214381824] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 127.0.0.1 - Possible DoS Consumption Attack [Rejected]
[Wed Jun 03 20:56:11.139705 2015] [:warn] [pid 286758:tid 140205239559936] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 46.137.228.195 - Possible DoS Consumption Attack [Rejected]
[Wed Jun 03 20:57:03.797080 2015] [:warn] [pid 286759:tid 140205189203712] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 54.253.183.167 - Possible DoS Consumption Attack [Rejected]
[Wed Jun 03 20:57:05.508148 2015] [:warn] [pid 286756:tid 140205247952640] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 54.253.183.167 - Possible DoS Consumption Attack [Rejected]
[Wed Jun 03 20:57:09.289274 2015] [:warn] [pid 286760:tid 140205342689024] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 157.55.39.241 - Possible DoS Consumption Attack [Rejected]
[Wed Jun 03 20:57:11.570923 2015] [:warn] [pid 286760:tid 140205334296320] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 127.0.0.1 - Possible DoS Consumption Attack [Rejected]
[Wed Jun 03 20:57:44.471658 2015] [:warn] [pid 286761:tid 140205222774528] ModSecurity: Access denied with code 400. Too many threads [16384] of 8096 allowed in READ state from 114.198.57.197 - Possible DoS Consumption Attack [Rejected]