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

high Nessus Plugin ID 33907

Synopsis

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

Description

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.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?1ff7ab4e

http://www.nessus.org/u?13a54ece

Plugin Details

Severity: High

ID: 33907

File Name: freebsd_pkg_f7ba20aa6b5a11dd9d79001fc61c2a55.nasl

Version: 1.19

Type: local

Published: 8/17/2008

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.6

CVSS v2

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%2boniguruma, p-cpe:/a:freebsd:freebsd:ruby%2bpthreads, p-cpe:/a:freebsd:freebsd:ruby%2bpthreads%2boniguruma, cpe:/o:freebsd:freebsd

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

Patch Publication Date: 8/16/2008

Vulnerability Publication Date: 8/8/2008

Reference Information

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

CWE: 264, 287, 399