FreeBSD : ruby -- DoS vulnerability in WEBrick (f7ba20aa-6b5a-11dd-9d79-001fc61c2a55)

High Nessus Plugin ID 33907


The remote FreeBSD host is missing one or more security-related updates.


The official ruby site reports :

WEBrick::HTTP::DefaultFileHandler is faulty of exponential time taking requests due to a backtracking regular expression in WEBrick::HTTPUtils.split_header_value.


Update the affected packages.

See Also

Plugin Details

Severity: High

ID: 33907

File Name: freebsd_pkg_f7ba20aa6b5a11dd9d79001fc61c2a55.nasl

Version: $Revision: 1.16 $

Type: local

Published: 2008/08/17

Modified: 2016/12/08

Dependencies: 12634

Risk Information

Risk Factor: High


Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:ruby, p-cpe:/a:freebsd:freebsd:ruby+oniguruma, p-cpe:/a:freebsd:freebsd:ruby+pthreads, p-cpe:/a:freebsd:freebsd:ruby+pthreads+oniguruma, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 2008/08/16

Vulnerability Publication Date: 2008/08/08

Reference Information

CVE: CVE-2008-3655, CVE-2008-3656, CVE-2008-3905

CWE: 264, 287, 399