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CVE-2023-4258

bt: mesh: vulnerability in provisioning protocol implementation on provisionee side

MEDIUM
6.5
CVSS Score
Published: September 25, 2023 at 09:46 PM UTC
Updated: June 17, 2026 at 06:37 AM UTC
2 products affected across 2 vendorsZephyrZephyr

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

In Bluetooth mesh implementation If provisionee has a public key that is sent OOB then during provisioning it can be sent back and will be accepted by provisionee.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Zephyr· Zephyrproject
95%
v < 3.4
Affected range stops below 3.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.4.0, so it looks safe — our inference, not a vendor statement
Zephyr· Zephyrproject RTOS
60%
1.14 ≤ v ≤ 3.41.14

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

PatchThird Party Advisory
Source: [email protected]
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-m34c-cp63-rwh7

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUM[email protected]
Attack Vector
ADJACENT_NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-684NVD-CWE-Other

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