Perl IO::Socket::SSL 'verify_hostname_of_cert()' Security Bypass Vulnerability

BID:35587

Info

Perl IO::Socket::SSL 'verify_hostname_of_cert()' Security Bypass Vulnerability

Bugtraq ID: 35587
Class: Design Error
CVE: CVE-2009-3024
Remote: Yes
Local: No
Published: Jul 03 2009 12:00AM
Updated: Apr 13 2015 09:35PM
Credit: Marc Lehmann
Vulnerable: SuSE SUSE Linux Enterprise 11
S.u.S.E. openSUSE 11.1
Pardus Linux 2009 0
Pardus Linux 2008 0
Mandriva Linux Mandrake 2009.0 x86_64
Mandriva Linux Mandrake 2009.0
MandrakeSoft Enterprise Server 5 x86_64
MandrakeSoft Enterprise Server 5
Gentoo Linux
CPAN IO::Socket::SSL 1.25
Not Vulnerable: CPAN IO::Socket::SSL 1.26

Discussion

Perl IO::Socket::SSL 'verify_hostname_of_cert()' Security Bypass Vulnerability

The IO::Socket::SSL module for Perl is prone to a security-bypass vulnerability because the application fails to properly validate certificate hostnames.

Successfully exploiting this issue allows attackers to bypass certain security restrictions, which may aid in further attacks.

Versions prior to IO::Socket::SSL 1.26 are vulnerable.

Exploit / POC

Perl IO::Socket::SSL 'verify_hostname_of_cert()' Security Bypass Vulnerability

An attacker can use readily available network utilities to exploit this issue.

Solution / Fix

Perl IO::Socket::SSL 'verify_hostname_of_cert()' Security Bypass Vulnerability

Solution:
Updates are available. Please see the references for more information.


Mandriva Linux Mandrake 2009.0 x86_64

MandrakeSoft Enterprise Server 5

Mandriva Linux Mandrake 2009.0

MandrakeSoft Enterprise Server 5 x86_64

References

Perl IO::Socket::SSL 'verify_hostname_of_cert()' Security Bypass Vulnerability

References:

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