CVE Database

CVE-2011-2520

Impact: Moderate
Public: 2011-07-18
CWE: CWE-502
Bugzilla: 717985: CVE-2011-2520 system-config-firewall: privilege escalation flaw via use of python pickle

Details

The MITRE CVE dictionary describes this issue as:

fw_dbus.py in system-config-firewall 1.2.29 and earlier uses the pickle Python module unsafely during D-Bus communication between the GUI and the backend, which might allow local users to gain privileges via a crafted serialized object.

Find out more about CVE-2011-2520 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 6.0
Base Metrics: AV:L/AC:H/Au:S/C:C/I:C/A:C
Access Vector: Local
Access Complexity: High
Authentication: Single Instance
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 Enterprise Linux version 6 RHSA-2011:0953 July 18, 2011

External References

Acknowledgements

Red Hat would like to thank Marco Slaviero of SensePost for reporting this issue.

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