CVE-2011-3628: Medium severity Canonical Ubuntu Linux vulnerability
Untrusted search path vulnerability in pammotd (aka the MOTD module) in libpam-modules before 1.1.3-2ubuntu2.1 on Ubuntu 11.10, before 1.1.2-2ubuntu8.4 on Ubuntu 11.04, before 1.1.1-4ubuntu2.4 on Ubuntu 10.10, before 1.1.1-2ubuntu5.4 on Ubuntu 10.04 LTS, and before 0.99.7.1-5ubuntu6.5 on Ubuntu 8.04 LTS, when using certain configurations such as "session optional pammotd.so", allows local users to gain privileges by modifying the PATH environment variable to reference a malicious command, as demonstrated via uname.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2011-3628?
CVE-2011-3628 has a medium severity rating due to the potential for local privilege escalation.
How do I fix CVE-2011-3628?
To fix CVE-2011-3628, upgrade the libpam-modules package to version 1.1.3-2ubuntu2.1 or later on affected Ubuntu versions.
What systems are affected by CVE-2011-3628?
CVE-2011-3628 affects Ubuntu versions 10.04, 10.10, 11.04, and 11.10, as well as their respective libpam-modules versions.
What type of vulnerability is CVE-2011-3628?
CVE-2011-3628 is classified as an untrusted search path vulnerability in the pam_motd module.
Can CVE-2011-3628 be exploited remotely?
No, CVE-2011-3628 can only be exploited locally, requiring a user with access to the system.