Executive Summary

Summary
Title ruby security update
Informations
Name RHSA-2007:0965 First vendor Publication 2007-11-13
Vendor RedHat Last vendor Modification 2007-11-13
Severity (Vendor) Moderate Revision 01

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:P/A:N)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Problem Description:

Updated ruby packages that fix several security issues are now available for Red Hat Enterprise Linux 5.

This update has been rated as having moderate security impact by the Red Hat Security Response Team.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Desktop (v. 5 client) - i386, x86_64 RHEL Desktop Workstation (v. 5 client) - i386, x86_64 Red Hat Enterprise Linux (v. 5 server) - i386, ia64, ppc, s390x, x86_64

3. Problem description:

Ruby is an interpreted scripting language for object-oriented programming.

An SSL certificate validation flaw was discovered in several Ruby Net modules. The libraries were not checking the requested host name against the common name (CN) in the SSL server certificate, possibly allowing a man in the middle attack. (CVE-2007-5162, CVE-2007-5770)

Users of Ruby should upgrade to these updated packages, which contain a backported patch to resolve these issues.

4. Solution:

Before applying this update, make sure that all previously-released errata relevant to your system have been applied.

This update is available via Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at http://kbase.redhat.com/faq/FAQ_58_10188

5. Bug IDs fixed (http://bugzilla.redhat.com/):

313691 - CVE-2007-5162 ruby Net:HTTP insufficient verification of SSL certificate 362081 - CVE-2007-5770 ruby insufficient verification of SSL certificate in various net::* modules

Original Source

Url : https://rhn.redhat.com/errata/RHSA-2007-0965.html

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-287 Improper Authentication

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:10738
 
Oval ID: oval:org.mitre.oval:def:10738
Title: The connect method in lib/net/http.rb in the (1) Net::HTTP and (2) Net::HTTPS libraries in Ruby 1.8.5 and 1.8.6 does not verify that the commonName (CN) field in a server certificate matches the domain name in an HTTPS request, which makes it easier for remote attackers to intercept SSL transmissions via a man-in-the-middle attack or spoofed web site.
Description: The connect method in lib/net/http.rb in the (1) Net::HTTP and (2) Net::HTTPS libraries in Ruby 1.8.5 and 1.8.6 does not verify that the commonName (CN) field in a server certificate matches the domain name in an HTTPS request, which makes it easier for remote attackers to intercept SSL transmissions via a man-in-the-middle attack or spoofed web site.
Family: unix Class: vulnerability
Reference(s): CVE-2007-5162
Version: 5
Platform(s): Red Hat Enterprise Linux 4
CentOS Linux 4
Oracle Linux 4
Red Hat Enterprise Linux 5
CentOS Linux 5
Oracle Linux 5
Product(s):
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:11025
 
Oval ID: oval:org.mitre.oval:def:11025
Title: The (1) Net::ftptls, (2) Net::telnets, (3) Net::imap, (4) Net::pop, and (5) Net::smtp libraries in Ruby 1.8.5 and 1.8.6 do not verify that the commonName (CN) field in a server certificate matches the domain name in a request sent over SSL, which makes it easier for remote attackers to intercept SSL transmissions via a man-in-the-middle attack or spoofed web site, different components than CVE-2007-5162.
Description: The (1) Net::ftptls, (2) Net::telnets, (3) Net::imap, (4) Net::pop, and (5) Net::smtp libraries in Ruby 1.8.5 and 1.8.6 do not verify that the commonName (CN) field in a server certificate matches the domain name in a request sent over SSL, which makes it easier for remote attackers to intercept SSL transmissions via a man-in-the-middle attack or spoofed web site, different components than CVE-2007-5162.
Family: unix Class: vulnerability
Reference(s): CVE-2007-5770
Version: 5
Platform(s): Red Hat Enterprise Linux 4
CentOS Linux 4
Oracle Linux 4
Red Hat Enterprise Linux 5
CentOS Linux 5
Oracle Linux 5
Product(s):
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:17689
 
Oval ID: oval:org.mitre.oval:def:17689
Title: USN-596-1 -- ruby1.8 vulnerabilities
Description: Chris Clark discovered that Ruby's HTTPS module did not check for commonName mismatches early enough during SSL negotiation.
Family: unix Class: patch
Reference(s): USN-596-1
CVE-2007-5162
CVE-2007-5770
Version: 7
Platform(s): Ubuntu 6.06
Ubuntu 6.10
Ubuntu 7.04
Ubuntu 7.10
Product(s): ruby1.8
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:18414
 
Oval ID: oval:org.mitre.oval:def:18414
Title: DSA-1410-1 ruby1.8 - possible man-in-the-middle attacks
Description: Several vulnerabilities have been discovered in Ruby, an object-oriented scripting language.
Family: unix Class: patch
Reference(s): DSA-1410-1
CVE-2007-5162
CVE-2007-5770
Version: 7
Platform(s): Debian GNU/Linux 4.0
Product(s): ruby1.8
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:18657
 
Oval ID: oval:org.mitre.oval:def:18657
Title: DSA-1412-1 ruby1.9 - possible man-in-the-middle attacks
Description: Several vulnerabilities have been discovered in Ruby, an object-oriented scripting language.
Family: unix Class: patch
Reference(s): DSA-1412-1
CVE-2007-5162
CVE-2007-5770
Version: 7
Platform(s): Debian GNU/Linux 4.0
Product(s): ruby1.9
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:21946
 
Oval ID: oval:org.mitre.oval:def:21946
Title: ELSA-2007:0965: ruby security update (Moderate)
Description: The (1) Net::ftptls, (2) Net::telnets, (3) Net::imap, (4) Net::pop, and (5) Net::smtp libraries in Ruby 1.8.5 and 1.8.6 do not verify that the commonName (CN) field in a server certificate matches the domain name in a request sent over SSL, which makes it easier for remote attackers to intercept SSL transmissions via a man-in-the-middle attack or spoofed web site, different components than CVE-2007-5162.
Family: unix Class: patch
Reference(s): ELSA-2007:0965-01
CVE-2007-5162
CVE-2007-5770
Version: 13
Platform(s): Oracle Linux 5
Product(s): ruby
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2

OpenVAS Exploits

Date Description
2010-05-12 Name : Mac OS X Security Update 2007-009
File : nvt/macosx_secupd_2007-009.nasl
2009-11-17 Name : Mac OS X Version
File : nvt/macosx_version.nasl
2009-04-09 Name : Mandriva Update for ruby MDVSA-2008:029 (ruby)
File : nvt/gb_mandriva_MDVSA_2008_029.nasl
2009-03-23 Name : Ubuntu Update for ruby1.8 vulnerabilities USN-596-1
File : nvt/gb_ubuntu_USN_596_1.nasl
2009-02-27 Name : Fedora Update for ruby FEDORA-2007-2406
File : nvt/gb_fedora_2007_2406_ruby_fc7.nasl
2009-02-27 Name : Fedora Update for ruby FEDORA-2007-2685
File : nvt/gb_fedora_2007_2685_ruby_fc7.nasl
2009-02-27 Name : Fedora Update for ruby FEDORA-2007-2812
File : nvt/gb_fedora_2007_2812_ruby_fc8.nasl
2009-02-27 Name : Fedora Update for ruby FEDORA-2007-718
File : nvt/gb_fedora_2007_718_ruby_fc6.nasl
2009-02-27 Name : Fedora Update for ruby FEDORA-2007-738
File : nvt/gb_fedora_2007_738_ruby_fc6.nasl
2009-02-17 Name : Fedora Update for ruby FEDORA-2008-5649
File : nvt/gb_fedora_2008_5649_ruby_fc8.nasl
2009-02-17 Name : Fedora Update for ruby FEDORA-2008-8738
File : nvt/gb_fedora_2008_8738_ruby_fc9.nasl
2009-02-17 Name : Fedora Update for ruby FEDORA-2008-8736
File : nvt/gb_fedora_2008_8736_ruby_fc8.nasl
2009-02-17 Name : Fedora Update for ruby FEDORA-2008-6094
File : nvt/gb_fedora_2008_6094_ruby_fc8.nasl
2009-02-17 Name : Fedora Update for ruby FEDORA-2008-6033
File : nvt/gb_fedora_2008_6033_ruby_fc9.nasl
2009-02-17 Name : Fedora Update for ruby FEDORA-2008-5664
File : nvt/gb_fedora_2008_5664_ruby_fc9.nasl
2009-02-16 Name : Fedora Update for ruby FEDORA-2008-2458
File : nvt/gb_fedora_2008_2458_ruby_fc7.nasl
2009-02-16 Name : Fedora Update for ruby FEDORA-2008-2443
File : nvt/gb_fedora_2008_2443_ruby_fc8.nasl
2008-01-17 Name : Debian Security Advisory DSA 1410-1 (ruby1.8)
File : nvt/deb_1410_1.nasl
2008-01-17 Name : Debian Security Advisory DSA 1411-1 (libopenssl-ruby)
File : nvt/deb_1411_1.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
40773 Ruby Multiple Net Modules Certificate commonName (CN) Field Verification Weak...

Nessus® Vulnerability Scanner

Date Description
2013-07-12 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2007-0961.nasl - Type : ACT_GATHER_INFO
2012-08-01 Name : The remote Scientific Linux host is missing one or more security updates.
File : sl_20071113_ruby_on_SL5_x.nasl - Type : ACT_GATHER_INFO
2009-04-23 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2007-0961.nasl - Type : ACT_GATHER_INFO
2009-04-23 Name : The remote Mandriva Linux host is missing one or more security updates.
File : mandriva_MDVSA-2008-029.nasl - Type : ACT_GATHER_INFO
2008-07-08 Name : The remote Fedora host is missing a security update.
File : fedora_2008-6094.nasl - Type : ACT_GATHER_INFO
2008-07-08 Name : The remote Fedora host is missing a security update.
File : fedora_2008-6033.nasl - Type : ACT_GATHER_INFO
2008-06-26 Name : The remote Fedora host is missing a security update.
File : fedora_2008-5664.nasl - Type : ACT_GATHER_INFO
2008-06-26 Name : The remote Fedora host is missing a security update.
File : fedora_2008-5649.nasl - Type : ACT_GATHER_INFO
2008-03-28 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-596-1.nasl - Type : ACT_GATHER_INFO
2008-03-13 Name : The remote Fedora host is missing a security update.
File : fedora_2008-2443.nasl - Type : ACT_GATHER_INFO
2008-03-13 Name : The remote Fedora host is missing a security update.
File : fedora_2008-2458.nasl - Type : ACT_GATHER_INFO
2007-12-18 Name : The remote host is missing a Mac OS X update that fixes various security issues.
File : macosx_SecUpd2007-009.nasl - Type : ACT_GATHER_INFO
2007-12-13 Name : The remote SuSE 10 host is missing a security-related patch.
File : suse_ruby-4702.nasl - Type : ACT_GATHER_INFO
2007-11-26 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-1412.nasl - Type : ACT_GATHER_INFO
2007-11-26 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-1411.nasl - Type : ACT_GATHER_INFO
2007-11-26 Name : The remote openSUSE host is missing a security update.
File : suse_ruby-4703.nasl - Type : ACT_GATHER_INFO
2007-11-26 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-1410.nasl - Type : ACT_GATHER_INFO
2007-11-14 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2007-0961.nasl - Type : ACT_GATHER_INFO
2007-11-14 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2007-0965.nasl - Type : ACT_GATHER_INFO
2007-11-07 Name : The remote Fedora host is missing a security update.
File : fedora_2007-2812.nasl - Type : ACT_GATHER_INFO
2007-11-06 Name : The remote Fedora Core host is missing a security update.
File : fedora_2007-738.nasl - Type : ACT_GATHER_INFO
2007-11-06 Name : The remote Fedora host is missing a security update.
File : fedora_2007-2685.nasl - Type : ACT_GATHER_INFO
2007-11-06 Name : The remote Fedora host is missing a security update.
File : fedora_2007-2406.nasl - Type : ACT_GATHER_INFO
2007-10-09 Name : The remote Fedora Core host is missing a security update.
File : fedora_2007-718.nasl - Type : ACT_GATHER_INFO

Alert History

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Date Informations
2014-02-17 11:51:06
  • Multiple Updates