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sudo: insecure temporary file use in RPM %postun script

🗓️ 07 Aug 2012 16:49:00Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 2 Views

Sudo 1.7.2 on Red Hat Enterprise Linux 5 allows local users to overwrite files via a symlink to the /var/tmp/nsswitch.conf.bak temporary file during uninstall.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux5i386sudo0:1.7.2p1-14.el5_8.2sudo-0:1.7.2p1-14.el5_8.2.i386.rpm
Red Hat Enterprise Linux5ia64sudo0:1.7.2p1-14.el5_8.2sudo-0:1.7.2p1-14.el5_8.2.ia64.rpm
Red Hat Enterprise Linux5ppcsudo0:1.7.2p1-14.el5_8.2sudo-0:1.7.2p1-14.el5_8.2.ppc.rpm
Red Hat Enterprise Linux5s390xsudo0:1.7.2p1-14.el5_8.2sudo-0:1.7.2p1-14.el5_8.2.s390x.rpm
Red Hat Enterprise Linux5x86_64sudo0:1.7.2p1-14.el5_8.2sudo-0:1.7.2p1-14.el5_8.2.x86_64.rpm
Red Hat Enterprise Linux5i386sudo-debuginfo0:1.7.2p1-14.el5_8.2sudo-debuginfo-0:1.7.2p1-14.el5_8.2.i386.rpm
Red Hat Enterprise Linux5ia64sudo-debuginfo0:1.7.2p1-14.el5_8.2sudo-debuginfo-0:1.7.2p1-14.el5_8.2.ia64.rpm
Red Hat Enterprise Linux5ppcsudo-debuginfo0:1.7.2p1-14.el5_8.2sudo-debuginfo-0:1.7.2p1-14.el5_8.2.ppc.rpm
Red Hat Enterprise Linux5s390xsudo-debuginfo0:1.7.2p1-14.el5_8.2sudo-debuginfo-0:1.7.2p1-14.el5_8.2.s390x.rpm
Red Hat Enterprise Linux5x86_64sudo-debuginfo0:1.7.2p1-14.el5_8.2sudo-debuginfo-0:1.7.2p1-14.el5_8.2.x86_64.rpm
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28 Jan 2026 22:54Current
5.9Medium risk
Vulners AI Score5.9
CVSS 25.6
EPSS0.00435
2