CVEvulnerability

CVE-2008-3656

7.8 HIGH Published 2008-08-13 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2008-08-13
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
7.8 HIGH — AV:N/AC:L/Au:N/C:N/I:N/A:C
Weaknesses
CWE-399

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.

Affected configurations

• ruby-lang ruby (<= 1.8.5) • ruby-lang ruby 1.6.8 • ruby-lang ruby 1.8.0 • ruby-lang ruby 1.8.1 • ruby-lang ruby 1.8.2 • ruby-lang ruby 1.8.3 • ruby-lang ruby 1.8.4 • ruby-lang ruby 1.8.5 • ruby-lang ruby 1.8.6 • ruby-lang ruby 1.8.7 • ruby-lang ruby 1.9.0

Related

Weakness · not in database (1)

References