Libnbd: nbd server improper certificate validation (libnbd)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.39 % · percentile 33 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- redhat
- NVD status
- Deferred
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.
Weaknesses (CWE)
- CWE-295 — Improper Certificate Validation
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/guestfs@lists.libguestfs.org/message/LHR3BW6RJ7K4BJBQIYV3GTZLSY27VZO2
- https://lists.libguestfs.org/archives/list/guestfs@lists.libguestfs.org/thread/ENZY4LHLARA3N4C3JUNLPYUCXHFO7BWQ/
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.4 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N | redhat |
| CVSS 3.1 | HIGH 7.4 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N | NVD · secalert@redhat.com (Secondary) |
European references
- ENISA EUVD · EUVD-2024-48319
- GCVE · GCVE-0-2024-7383
Affected products
| Product | Versions |
|---|---|
| libnbd | affected 1.18.0 < 1.18.5 ; affected 1.20.0 < 1.20.2 |
| Red Hat · Red Hat Enterprise Linux 8 | unaffected 8100020240905091210.489197e6 < * |
| Red Hat · Red Hat Enterprise Linux 8 | unaffected 8100020240905091210.489197e6 < * |
| Red Hat · Red Hat Enterprise Linux 9 | unaffected 0:1.18.1-4.el9_4 < * |
| Red Hat · Red Hat Enterprise Linux 10 | |
| Red Hat · Red Hat Enterprise Linux 8 Advanced Virtualization |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |