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CVE-2011-4578

4.6 · MEDIUM

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 withi…

Published Aug 29, 2012tedfelixCWE-264EPSS 0.39%

Overview

CVE-2011-4578 is a medium-severity vulnerability affecting tedfelix acpid2. It was published on August 29, 2012 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from tedfelix. Update acpid2 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus
tedfelixacpid20Affected

References

Refsourceforge.net/u/tedfelix/acpid2/ci/02d0bf29207f17996936ab652717855b15873901/tree/Changelog?force=TrueRefwww.mandriva.com/security/advisories?name=MDVSA-2012:138Refwww.openwall.com/lists/oss-security/2011/12/06/3Refbugs.launchpad.net/ubuntu/+source/acpid/+bug/893821Refbugzilla.redhat.com/show_bug.cgi?id=760984Refsourceforge.net/u/tedfelix/acpid2/ci/02d0bf29207f17996936ab652717855b15873901/tree/Changelog?force=TrueRefwww.mandriva.com/security/advisories?name=MDVSA-2012:138Refwww.openwall.com/lists/oss-security/2011/12/06/3Refbugs.launchpad.net/ubuntu/+source/acpid/+bug/893821Refbugzilla.redhat.com/show_bug.cgi?id=760984

How CyberStrike helps

Frequently asked questions

What is CVE-2011-4578?

CVE-2011-4578 is a medium-severity vulnerability affecting tedfelix acpid2. It was published on August 29, 2012 and has a CVSS 2.0 base score of 4.6 (MEDIUM).

How severe is CVE-2011-4578?

This vulnerability has a CVSS 2.0 base score of 4.6, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2011-4578?

Check the references section for vendor advisories and patches from tedfelix. Update acpid2 to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2011-4578?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2011-4578 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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