CVE-2012-3440

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Summary

CVECVE-2012-3440
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2012-08-08 10:26:19 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionA 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.

Risk And Classification

Primary CVSS: v2.0 5.6 from [email protected]

AV:L/AC:H/Au:N/C:N/I:C/A:C

Problem Types: CWE-59 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
High
Authentication
None
Confidentiality
None
Integrity
Complete
Availability
Complete

AV:L/AC:H/Au:N/C:N/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Redhat Enterprise Linux 5 All All All
Application Todd Miller Sudo 1.7.2 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Oracle VM Server for x86 Bulletin - July 2016 af854a3a-2127-422b-91ae-364da2661108 www.oracle.com
844442 – (CVE-2012-3440) CVE-2012-3440 sudo: insecure temporary file use in RPM %postun script af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Exploit
Todd Miller Sudo Insecure Temporary File Creation Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Red Hat Customer Portal MITRE access.redhat.com
access.redhat.com | CVE-2012-3440 MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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