CVE-2011-4578

Severity: medium (CVSS 4.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-08-29 · updated 2026-06-16
Weakness: CWE-264

Description

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.

Affected products

Tedfelix Acpid2: through 2.0.10; 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5 (+4)

References

http://sourceforge.net/u/tedfelix/acpid2/ci/02d0bf29207f17996936ab652717855b15873901/tree/Changelog?force=True
http://www.mandriva.com/security/advisories?name=MDVSA-2012:138
http://www.openwall.com/lists/oss-security/2011/12/06/3
https://bugs.launchpad.net/ubuntu/+source/acpid/+bug/893821
https://bugzilla.redhat.com/show_bug.cgi?id=760984
http://sourceforge.net/u/tedfelix/acpid2/ci/02d0bf29207f17996936ab652717855b15873901/tree/Changelog?force=True
http://www.mandriva.com/security/advisories?name=MDVSA-2012:138
http://www.openwall.com/lists/oss-security/2011/12/06/3
https://bugs.launchpad.net/ubuntu/+source/acpid/+bug/893821
https://bugzilla.redhat.com/show_bug.cgi?id=760984

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