National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2008-2235 Detail


OpenSC before 0.11.5 uses weak permissions (ADMIN file control information of 00) for the 5015 directory on smart cards and USB crypto tokens running Siemens CardOS M4, which allows physically proximate attackers to change the PIN.

Source:  MITRE
Description Last Modified:  08/01/2008


CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:C/A:N) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Complete
Availability (A): None
Additional Information:
Allows unauthorized modification

Vendor Statements (disclaimer)

Official Statement from Siemens (08/14/2008)

Siemens has analyzed this report and states that no security breach can be found in the Siemens CardOS M4 itself and it thus does not relate to any Siemens component. The reported vulnerability (caused by inappropriate personalization) is due to an issue in the OPENSC middleware detailed information can be found under Therefore, Siemens recommends all customers and partners using OPENSC to use either the current version 0.11.5 of OPENSC in which this vulnerability is fixed or to use the bug fix suggested under We hope that we could help you with this recommendation. If you have further questions, please contact the Siemens CardOS hotline under: Phone: +49 89 636 35996 (Mo.-Fr. 9:00-17:00 German time)

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Change History

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