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THREATINT
PUBLISHED

CVE-2024-7383

Libnbd: nbd server improper certificate validation



Assignerredhat
Reserved2024-08-01
Published2024-08-05
Updated2024-09-13

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.



HIGH: 7.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Problem types

Improper Certificate Validation

Product status

Default status
0x40039552b0

Default status
0x4003955310

Default status
0x4003955370

Timeline

2024-08-04:Reported to Red Hat.
2024-06-25:Made public.

Credits

Red Hat would like to thank Jon Szymaniak for reporting this issue.

References

https://access.redhat.com/security/cve/CVE-2024-7383 vdb-entry

https://bugzilla.redhat.com/show_bug.cgi?id=2302865 (RHBZ#2302865) issue-tracking

https://lists.libguestfs.org/archives/list/guestfs@lists.libguestfs.org/message/LHR3BW6RJ7K4BJBQIYV3GTZLSY27VZO2

https://lists.libguestfs.org/archives/list/guestfs@lists.libguestfs.org/thread/ENZY4LHLARA3N4C3JUNLPYUCXHFO7BWQ/

cve.org CVE-2024-7383

nvd.nist.gov CVE-2024-7383

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