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CVE Database

CVE-2012-3440

Impact: Moderate
Public: 2012-08-07
Bugzilla: 844442: CVE-2012-3440 sudo: insecure temporary file use in RPM %postun script
IAVA: 2013-B-0064

Details

The MITRE CVE dictionary describes this issue as:

A certain Red Hat script for sudo 1.7.2 on Red Hat Enterprise Linux (RHEL) 5 allows local users to overwrite arbitrary files via a symlink attack on the /var/tmp/nsswitch.conf.bak temporary file.

Find out more about CVE-2012-3440 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 5.6
Base Metrics: AV:L/AC:H/Au:N/C:N/I:C/A:C
Access Vector: Local
Access Complexity: High
Authentication: None
Confidentiality Impact: None
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 5 (sudo) RHSA-2012:1149 August 07, 2012

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.