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CVE Database

CVE-2008-3656

Impact: Moderate
Public: 2008-08-08
Bugzilla: 458953: CVE-2008-3656 ruby: WEBrick DoS vulnerability (CPU consumption)

Details

The MITRE CVE dictionary describes this issue as:

Algorithmic complexity vulnerability in the WEBrick::HTTPUtils.split_header_value function in WEBrick::HTTP::DefaultFileHandler in WEBrick in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted HTTP request that is processed by a backtracking regular expression.

Find out more about CVE-2008-3656 from the MITRE CVE dictionary and NIST NVD.

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 4 (ruby) RHSA-2008:0897 October 21, 2008
Red Hat Enterprise Linux version 5 (ruby) RHSA-2008:0897 October 21, 2008

External References

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For clarification or corrections please contact the Red Hat Security Response Team.