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USN-651-1: Ruby vulnerabilities

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USN-651-1: Ruby vulnerabilities

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
08/12/2008
Created
07/25/2018
Added
05/06/2013
Modified
07/09/2020

Description

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.

Solution(s)

  • ubuntu-upgrade-libruby1-8
  • ubuntu-upgrade-ruby1-8

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