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CVE-2011-4578

event.c in acpid (aka acpid2) before 2.0.11 does not have an appropriate umask setting during...

4.6 MediumFix available

event.c in acpid (aka acpid2) before 2.0.11 does not have an appropriate umask setting during execution of event-handler scripts, which might allow local users to (1) perform write operations within directories created by a script, or (2) read files created by a script, via standard filesystem system calls.

Exploit likelihood

0.39%Down 1.2 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.6

event.c in acpid (aka acpid2) before 2.0.11 does not have an appropriate umask setting during execution of event-handler scripts, which might allow local users to (1) perform write operations within directories created by a script, or (2) read files created by a script, via standard filesystem system calls.

Record
CVE-2011-4578
CVSS 2.0
4.6 MediumAV:L/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-264
Updated
2026-11-02
CVE List No score

event.c in acpid (aka acpid2) before 2.0.11 does not have an appropriate umask setting during execution of event-handler scripts, which might allow local users to (1) perform write operations within directories created by a script, or (2) read files created by a script, via standard filesystem system calls.

Record
CVE-2011-4578
Updated
2026-11-02
EUVDEUVD-2011-4504 No score

event.c in acpid (aka acpid2) before 2.0.11 does not have an appropriate umask setting during execution of event-handler scripts, which might allow local users to (1) perform write operations within directories created by a script, or (2) read files created by a script, via standard filesystem system calls.

Record
EUVD-2011-4504
Updated
2026-11-03
GitHub AdvisoriesGHSA-cvpp-fv5f-8hch No score

event.c in acpid (aka acpid2) before 2.0.11 does not have an appropriate umask setting during...

event.c in acpid (aka acpid2) before 2.0.11 does not have an appropriate umask setting during execution of event-handler scripts, which might allow local users to (1) perform write operations within directories created by a script, or (2) read files created by a script, via standard filesystem system calls.

Record
GHSA-cvpp-fv5f-8hch
Updated
2026-11-02
OSV No score

event.c in acpid (aka acpid2) before 2.0.11 does not have an appropriate umask setting during execution of event-handler scripts, which might allow local users to (1) perform write operations within directories created by a script, or (2) read files created by a script, via standard filesystem system calls.

Record
CVE-2011-4578
Updated
2026-11-02
OSVDEBIAN-CVE-2011-4578 No score

event.c in acpid (aka acpid2) before 2.0.11 does not have an appropriate umask setting during execution of event-handler scripts, which might allow local users to (1) perform write operations within directories created by a script, or (2) read files created by a script, via standard filesystem system calls.

Record
DEBIAN-CVE-2011-4578
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
acpid
Debian:12
 before 1:2.0.11-1
1:2.0.11-1
acpid
Debian:13
 before 1:2.0.11-1
1:2.0.11-1
acpid
Debian:14
 before 1:2.0.11-1
1:2.0.11-1
acpid
Debian:5.0
 before 1.0.8-1lenny4, plus listed versions
1.0.8-11.0.8-1lenny11.0.8-1lenny21.0.8-1lenny3
1.0.8-1lenny4
acpid
Debian:6.0
 before 1:2.0.7-1squeeze3, plus listed versions
1:2.0.7-1
1:2.0.7-1squeeze3

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-4578 is a medium vulnerability (CVSS 4.6) in Tedfelix Acpid2, published December 10, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 33rd percentile. Fixed in acpid 1:2.0.11-1.

References

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