CVE-2011-2777

CVE-2011-2777 is a medium-severity vulnerability in Tedfelix Acpid2 with a CVSS 2.0 base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

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.

Frequently asked questions

What is CVE-2011-2777?
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.
How severe is CVE-2011-2777?
CVE-2011-2777 has a CVSS 2.0 base score of 4.4, rated medium severity.
Is CVE-2011-2777 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2777?
CVE-2011-2777 primarily affects Tedfelix Acpid2. In total, 17 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-2777?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-2777 published?
CVE-2011-2777 was published on 2012-08-29 and last updated on 2026-06-16.

References

Affected products (17)

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