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CVE-2022-23600

5.3 · MEDIUM

fleet is an open source device management, built on osquery.

Published Feb 4, 2022CWE-287EPSS 0.90%

Overview

CVE-2022-23600 is a medium-severity vulnerability. It was published on February 4, 2022 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

fleet is an open source device management, built on osquery. Versions prior to 4.9.1 expose a limited ability to spoof SAML authentication with missing audience verification. This impacts deployments using SAML SSO in two specific cases: 1. A malicious or compromised Service Provider (SP) could reuse the SAML response to log into Fleet as a user -- only if the user has an account with the same email in Fleet, _and_ the user signs into the malicious SP via SAML SSO from the same Identity Provider (IdP) configured with Fleet. 2. A user with an account in Fleet could reuse a SAML response intended for another SP to log into Fleet. This is only a concern if the user is blocked from Fleet in the IdP, but continues to have an account in Fleet. If the user is blocked from the IdP entirely, this cannot be exploited. Fleet 4.9.1 resolves this issue. Users unable to upgrade should: Reduce the length of sessions on your IdP to reduce the window for malicious re-use, Limit the amount of SAML Servi

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/fleetdm/fleet/commit/35d5a7b285f15ddd47486fa656e8b1acf3d48374GitHubgithub.com/fleetdm/fleet/security/advisories/GHSA-ch68-7cf4-35vrGitHubgithub.com/fleetdm/fleet/commit/35d5a7b285f15ddd47486fa656e8b1acf3d48374GitHubgithub.com/fleetdm/fleet/security/advisories/GHSA-ch68-7cf4-35vr

How CyberStrike helps

Frequently asked questions

What is CVE-2022-23600?

CVE-2022-23600 is a medium-severity vulnerability. It was published on February 4, 2022 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2022-23600?

This vulnerability has a CVSS 3.1 base score of 5.3, 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-2022-23600?

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-2022-23600?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2022-23600 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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