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CVE-2025-47827

4.6 · MEDIUMActively Exploited

In IGEL OS before 11, Secure Boot can be bypassed because the igel-flash-driver module improperly verifies a cryptographic signature.

Published Jun 5, 2025CWE-347EPSS 4.93%

Overview

CVE-2025-47827 is a medium-severity vulnerability. It was published on June 5, 2025 and has a CVSS 3.1 base score of 4.6 (MEDIUM). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

This vulnerability has a CVSS 3.1 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

In IGEL OS before 11, Secure Boot can be bypassed because the igel-flash-driver module improperly verifies a cryptographic signature. Ultimately, a crafted root filesystem can be mounted from an unverified SquashFS image.

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/Zedeldi/CVE-2025-47827GitHubgithub.com/Zedeldi/igelfsGitHubgithub.com/Zedeldi/CVE-2025-47827Refmsrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-47827CISAwww.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-47827

How CyberStrike helps

Frequently asked questions

What is CVE-2025-47827?

CVE-2025-47827 is a medium-severity vulnerability. It was published on June 5, 2025 and has a CVSS 3.1 base score of 4.6 (MEDIUM). This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog, indicating active exploitation in the wild.

How severe is CVE-2025-47827?

This vulnerability has a CVSS 3.1 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-2025-47827?

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-2025-47827?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2025-47827 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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