CVE-2024-7383: Cert Validation Flaw (CVSS 7.4)

Description

A flaw was found in libnbd. The client did not always correctly verify the NBD server's certificate when using TLS to connect to an NBD server. This issue allows a man-in-the-middle attack on NBD traffic.

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CVSS v3.1 Score

7.4

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Weakness Type (CWE)

CWE-295 CWE-295

References

Other References

https://access.redhat.com/errata/RHSA-2024:6757 https://access.redhat.com/errata/RHSA-2024:6964 https://access.redhat.com/security/cve/CVE-2024-7383 https://bugzilla.redhat.com/show_bug.cgi?id=2302865 https://lists.libguestfs.org/archives/list/[email protected]/message/LHR3BW6RJ7K4BJBQIYV3GTZLSY27VZO2 https://lists.libguestfs.org/archives/list/[email protected]/thread/ENZY4LHLARA3N4C3JUNLPYUCXHFO7BWQ/

Frequently Asked Questions

What is CVE-2024-7383? +

A flaw was found in libnbd. The client did not always correctly verify the NBD server's certificate when using TLS to connect to an NBD server. This issue allows a man-in-the-middle attack on NBD traffic. It has a CVSS v3.1 base score of 7.4 (HIGH).

How severe is CVE-2024-7383? +

CVE-2024-7383 has a CVSS v3.1 score of 7.4 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

How do I check if I'm vulnerable to CVE-2024-7383? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2024-7383