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CVE Database

CVE-2009-4901

Impact: Moderate
Public: 2010-06-10
CWE: CWE-228->CWE-119
Bugzilla: 596426: CVE-2009-4901 CVE-2009-4902 CVE-2010-0407 pcsc-lite: Privilege escalation via specially-crafted client to PC/SC Smart Card daemon messages

Details

The MITRE CVE dictionary describes this issue as:

The MSGFunctionDemarshall function in winscard_svc.c in the PC/SC Smart Card daemon (aka PCSCD) in MUSCLE PCSC-Lite before 1.5.4 might allow local users to cause a denial of service (daemon crash) via crafted SCARD_SET_ATTRIB message data, which is improperly demarshalled and triggers a buffer over-read, a related issue to CVE-2010-0407.

Find out more about CVE-2009-4901 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 6.2
Base Metrics: AV:L/AC:H/Au:N/C:C/I:C/A:C
Access Vector: Local
Access Complexity: High
Authentication: None
Confidentiality Impact: Complete
Integrity Impact: Complete
Availability Impact: Complete

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Certificate System 7.3 for 4AS RHSA-2010:0602 August 04, 2010
Red Hat Enterprise Linux version 5 (pcsc-lite) RHSA-2010:0533 July 14, 2010

External References

This page is generated automatically and has not been checked for errors or omissions.

For clarification or corrections please contact the Red Hat Security Response Team.