Privilege Escalation via Incorrect Usage of pidof in acpid (aka acpid2) 2.0.16 and Earlier

CVE-2011-2777 · MEDIUM Severity

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

samples/powerbtn/powerbtn.sh in acpid (aka acpid2) 2.0.16 and earlier uses the pidof program incorrectly, which allows local users to gain privileges by running a program with the name kded4 and a DBUS_SESSION_BUS_ADDRESS environment variable containing commands.

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