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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.

oval:org.mitre.oval:def:9682

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.

Family:
unix
Status:
ACCEPTED
Platform(s):
  • Red Hat Enterprise Linux 4
  • Oracle Linux 5
  • CentOS Linux 5
  • Red Hat Enterprise Linux 5
  • Oracle Linux 4
  • CentOS Linux 4
Class:
vulnerability
Reference(s):
  • CVE-2008-3656
Product(s):