Directory Traversal Vulnerability in OpenPAM Allows Arbitrary DSO Loading and Privilege Escalation

CVE-2011-4122 · MEDIUM Severity

AV:L/AC:M/AU:N/C:C/I:C/A:C

Directory traversal vulnerability in openpam_configure.c in OpenPAM before r478 on FreeBSD 8.1 allows local users to load arbitrary DSOs and gain privileges via a .. (dot dot) in the service_name argument to the pam_start function, as demonstrated by a .. in the -c option to kcheckpass.

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