OpenSC 'pkcs11-tool' Insecure Key Generation Vulnerability

BID:34884

Info

OpenSC 'pkcs11-tool' Insecure Key Generation Vulnerability

Bugtraq ID: 34884
Class: Design Error
CVE: CVE-2009-1603
Remote: No
Local: Yes
Published: May 08 2009 12:00AM
Updated: Apr 13 2015 10:06PM
Credit: Reported by the vendor
Vulnerable: Pardus Linux 2008 0
OpenSC OpenSC 0.11.7
OpenSC OpenSC SVN trunk
Mandriva Linux Mandrake 2009.1 x86_64
Mandriva Linux Mandrake 2009.1
Gentoo Linux
Not Vulnerable: OpenSC OpenSC 0.11.8

Discussion

OpenSC 'pkcs11-tool' Insecure Key Generation Vulnerability

OpenSC is prone to a security vulnerability that ma yallow users to generate insecure RSA public keys. This issue stems from a design error in the 'pkcs11-tool' module.

Attackers can exploit this issue to gain access to the private decryption key. Successfully exploits may allow attackers to obtain sensitive information or gain unauthorized access to the smartcard.

This issue affects only OpenSC 0.11.7 and the SVN trunk.

Exploit / POC

OpenSC 'pkcs11-tool' Insecure Key Generation Vulnerability

To exploit this issue, an attacker must have physical access to the smartcard reader.

Solution / Fix

OpenSC 'pkcs11-tool' Insecure Key Generation Vulnerability

Solution:
Updates are available. Please see the references for details.


Mandriva Linux Mandrake 2009.1

Mandriva Linux Mandrake 2009.1 x86_64

References

OpenSC 'pkcs11-tool' Insecure Key Generation Vulnerability

References:

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