Ruby WEBrick HTTP Server split_header_value() Function Regex Bug Lets Remote Users Deny Service
|
|
SecurityTracker Alert ID: 1020654
|
|
SecurityTracker URL: http://securitytracker.com/id?1020654
|
|
CVE Reference: CVE-2008-3656
(Links to External Site)
|
Updated: Aug 13 2008
|
Original Entry Date: Aug 12 2008
|
Impact: Denial of service via network
|
Fix Available: Yes
Exploit Included: Yes
Vendor Confirmed: Yes
|
Version(s): 1.8.5, 1.8.6-p286, 1.8.7-p71, and prior versions; 1.9 r18423 and prior revisions
|
Description: A vulnerability was reported in Ruby WEBrick. A remote user can cause denial of service conditions.
A remote user can send a specially crafted HTTP request to cause the target web service to consume an excessive amount of time processing
the request.
The vulnerability resides in the WEBrick::HTTP::DefaultFileHandler in the WEBrick::HTTPUtils.split_header_value()
function.
Christian Neukirchen reported this vulnerability.
|
Impact: A remote user can cause the web service to consume excessive amount of time responding to a request.
|
Solution: The vendor has issued a fix (1.8.6-p287, 1.8.7-p72), available at:
ftp://ftp.ruby-lang.org/pub/ruby/1.8/ruby-1.8.6-p287.tar.gz
ftp://ftp.ruby-lang.org/pub/ruby/1.8/rub
y-1.8.7-p72.tar.gz
The vendor's advisory is available at:
http://www.ruby-lang.org/en/news/2008/08/08/multiple-vulnerabilities-in-ruby/
|
Vendor URL: www.ruby-lang.org/en/news/2008/08/08/multiple-vulnerabilities-in-ruby/ (Links to External Site)
|
Cause: State error
|
Underlying OS: Linux (Any), UNIX (Any), Windows (Any)
|
|
Message History:
This archive entry has one or more follow-up message(s) listed below.
|
Source Message Contents
|
Date: Mon, 11 Aug 2008 10:32:56 -0400
Subject: Ruby
|
http://www.ruby-lang.org/en/news/2008/08/08/multiple-vulnerabilities-in-ruby/
|
|
