CVE-2011-2777

Severity: medium (CVSS 4.4 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2012-08-29 · updated 2026-06-16
Weakness: CWE-264

Description

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.

Affected products

Tedfelix Acpid2: through 2.0.16; 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5 (+10)

References

https://bugs.launchpad.net/ubuntu/+source/acpid/+bug/893821
https://bugs.launchpad.net/ubuntu/+source/acpid/+bug/893821

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