Executive Summary

Summary
Title IO::Socket::SSL: Certificate validation error
Informations
Name GLSA-201101-06 First vendor Publication 2011-01-16
Vendor Gentoo Last vendor Modification 2011-01-16
Severity (Vendor) Normal Revision N/A

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:N/I:P/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Synopsis

An error in the hostname matching of IO::Socket::SSL might enable remote attackers to conduct man-in-the-middle attacks.

Background

IO::Socket::SSL is a Perl class implementing an object oriented interface to SSL sockets.

Description

The vendor reported that IO::Socket::SSL does not properly handle Common Name (CN) fields.

Impact

A remote attacker might employ a specially crafted certificate to conduct man-in-the-middle attacks on SSL connections made using IO::Socket::SSL.

Workaround

There is no known workaround at this time.

Resolution

All IO::Socket::SSL users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-perl/IO-Socket-SSL-1.26"

References

[ 1 ] CVE-2009-3024 : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-3024

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-201101-06.xml

Original Source

Url : http://security.gentoo.org/glsa/glsa-201101-06.xml

CWE : Common Weakness Enumeration

idName
CWE-310Cryptographic Issues

CPE : Common Platform Enumeration

TypeDescriptionCount
Application15

OpenVAS Exploits

DateDescription
2011-03-09Name : Gentoo Security Advisory GLSA 201101-06 (IO::Socket::SSL)
File : nvt/glsa_201101_06.nasl
2010-06-14Name : Perl IO::Socket::SSL 'verify_hostname_of_cert()' Security Bypass Vulnerability
File : nvt/gb_perl_io_socket_ssl_35587.nasl
2009-12-10Name : Mandriva Security Advisory MDVSA-2009:252-1 (perl-IO-Socket-SSL)
File : nvt/mdksa_2009_252_1.nasl
2009-10-11Name : SLES11: Security update for perl-IO-Socket-SSL
File : nvt/sles11_perl-IO-Socket-.nasl
2009-09-21Name : SuSE Security Summary SUSE-SR:2009:015
File : nvt/suse_sr_2009_015.nasl
2009-07-29Name : Fedora Core 11 FEDORA-2009-7435 (perl-IO-Socket-SSL)
File : nvt/fcore_2009_7435.nasl
2009-07-29Name : Fedora Core 10 FEDORA-2009-7544 (perl-IO-Socket-SSL)
File : nvt/fcore_2009_7544.nasl

Open Source Vulnerability Database (OSVDB)

idDescription
55686Perl IO::Socket::SSL verify_hostname_of_cert Function Hostname Matching Certi...

Nessus® Vulnerability Scanner

DateDescription
2011-01-17Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201101-06.nasl - Type : ACT_GATHER_INFO
2009-10-02Name : The remote Mandriva Linux host is missing a security update.
File : mandriva_MDVSA-2009-252.nasl - Type : ACT_GATHER_INFO
2009-09-24Name : The remote SuSE 11 host is missing a security update.
File : suse_11_perl-IO-Socket-SSL-090901.nasl - Type : ACT_GATHER_INFO
2009-09-09Name : The remote openSUSE host is missing a security update.
File : suse_11_1_perl-IO-Socket-SSL-090901.nasl - Type : ACT_GATHER_INFO

Alert History

If you want to see full details history, please login or register.
0
DateInformations
2014-02-17 11:36:58
  • Multiple Updates