Vulnerability CVE-2009-4902
Published: 2010-06-18   Modified: 2012-02-13

Description:
Buffer overflow in the MSGFunctionDemarshall function in winscard_svc.c in the PC/SC Smart Card daemon (aka PCSCD) in MUSCLE PCSC-Lite 1.5.4 and earlier might allow local users to gain privileges via crafted SCARD_CONTROL message data, which is improperly demarshalled. NOTE: this vulnerability exists because of an incorrect fix for CVE-2010-0407.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:L/AC:L/Au:S/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
10/10
3.1/10
Exploit range
Attack complexity
Authentication
Local
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete
Affected software
Muscle -> Pcsc-lite 

 References:
https://bugzilla.redhat.com/show_bug.cgi?id=596426
http://www.vupen.com/english/advisories/2010/1508
http://www.vupen.com/english/advisories/2010/1427
http://www.securityfocus.com/bid/40758
http://www.debian.org/security/2010/dsa-2059
http://svn.debian.org/wsvn/pcsclite/?sc=1&rev=4334
http://secunia.com/advisories/40239
http://secunia.com/advisories/40140
http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042921.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-June/042900.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-July/044124.html
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