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Last updated: 9/2/2014 10:17:07 AM

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Vulnerability Summary for CVE-2010-4523

Original release date: 01/07/2011
Last revised: 02/17/2011
Source: US-CERT/NIST

Overview

Multiple stack-based buffer overflows in libopensc in OpenSC 0.11.13 and earlier allow physically proximate attackers to execute arbitrary code via a long serial-number field on a smart card, related to (1) card-acos5.c, (2) card-atrust-acos.c, and (3) card-starcos.c.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.2 (HIGH) (AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: SUSE
Name: SUSE-SR:2011:002
External Source: CONFIRM
Name: https://bugs.launchpad.net/ubuntu/+source/opensc/+bug/692483
Type: Patch Information
External Source: FEDORA
Name: FEDORA-2010-19192
External Source: SECUNIA
Name: 42807
Type: Advisory
External Source: MLIST
Name: [oss-security] 20101221 CVE request: opensc buffer overflow
Type: Patch Information; Exploit
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=664831
Type: Patch Information; Exploit
External Source: VUPEN
Name: ADV-2011-0109
External Source: MISC
Name: http://www.h-online.com/open/news/item/When-a-smart-card-can-root-your-computer-1154829.html
Type: Patch Information
External Source: BID
Name: 45435
External Source: SECUNIA
Name: 43068
External Source: SECUNIA
Name: 42658
Type: Advisory
External Source: CONFIRM
Name: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607427
Type: Patch Information; Exploit
External Source: FEDORA
Name: FEDORA-2010-19193
External Source: MISC
Name: http://labs.mwrinfosecurity.com/files/Advisories/mwri_opensc-get-serial-buffer-overflow_2010-12-13.pdf
Type: Patch Information; Exploit
External Source: CONFIRM
Name: https://www.opensc-project.org/opensc/changeset/4913
Type: Patch Information
External Source: MANDRIVA
Name: MDVSA-2011:011
External Source: VUPEN
Name: ADV-2011-0212
External Source: VUPEN
Name: ADV-2011-0009
Type: Advisory
External Source: MLIST
Name: [oss-security] 20101222 Re: CVE request: opensc buffer overflow
Type: Patch Information; Exploit

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