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CVE-2021-44225

5.4 · MEDIUM

In Keepalived through 2.2.4, the D-Bus policy does not sufficiently restrict the message destination, allowing any user to inspect and manipulate any property.

Published Nov 26, 2021EPSS 1.12%

Overview

CVE-2021-44225 is a medium-severity vulnerability. It was published on November 26, 2021 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

In Keepalived through 2.2.4, the D-Bus policy does not sufficiently restrict the message destination, allowing any user to inspect and manipulate any property. This leads to access-control bypass in some situations in which an unrelated D-Bus system service has a settable (writable) property

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

GitHubgithub.com/acassen/keepalived/commit/7977fec0be89ae6fe87405b3f8da2f0b5e415e3dGitHubgithub.com/acassen/keepalived/pull/2063Reflists.debian.org/debian-lts-announce/2023/04/msg00012.htmlReflists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5226RYNMNB7FL4MSJDIBBGPUWH6LMRYV/Reflists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6O2R6EXURJQFPFPYFWRCZLUYVWQCLSZM/GitHubgithub.com/acassen/keepalived/commit/7977fec0be89ae6fe87405b3f8da2f0b5e415e3dGitHubgithub.com/acassen/keepalived/pull/2063Reflists.debian.org/debian-lts-announce/2023/04/msg00012.htmlReflists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5226RYNMNB7FL4MSJDIBBGPUWH6LMRYV/Reflists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6O2R6EXURJQFPFPYFWRCZLUYVWQCLSZM/

How CyberStrike helps

Frequently asked questions

What is CVE-2021-44225?

CVE-2021-44225 is a medium-severity vulnerability. It was published on November 26, 2021 and has a CVSS 3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2021-44225?

This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-44225?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2021-44225?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2021-44225 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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