Zephyr Bluetooth DLE duplicate requests vulnerability (zephyrproject-rtos zephyr)

CVE-2020-10068

MEDIUM 5.1

At a glance

Source: NVD
EPSS: EPSS 0.50 % · percentile 43 (2026-11-01)
State: PUBLISHED
Published: 2020-06-05 17:37 UTC
Updated: 2024-09-16 17:54 UTC
Assigner: zephyr
NVD status: Modified

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Description

In the Zephyr project Bluetooth subsystem, certain duplicate and back-to-back packets can cause incorrect behavior, resulting in a denial of service. This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions, and version 1.14.0 and later versions.

Weaknesses (CWE)

CWE-20 — Improper Input Validation

References

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 5.1	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H	zephyr
CVSS 3.1	MEDIUM 5.1	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · vulnerabilities@zephyrproject.org (Secondary)
CVSS 3.1	MEDIUM 6.5	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)
CVSS 2.0	LOW 3.3	AV:A/AC:L/Au:N/C:N/I:N/A:P	NVD · nvd@nist.gov (Primary)

European references

ENISA EUVD · EUVD-2020-2533
GCVE · GCVE-0-2020-10068

Affected configurations (NVD CPE)

cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:* < 1.14.0
cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:* ≥ 2.0.0 < 2.2.0

Affected products

Product	Versions
zephyrproject-rtos · zephyr	affected 2.2.0 < unspecified ; affected 1.14.0 < unspecified

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

🟡 Zephyr Bluetooth DLE duplicate requests vulnerability (zephyrproject-rtos zephyr)