CVE-2021-3321

HIGH

7.5

Description

Integer Underflow in Zephyr in IEEE 802154 Fragment Reassembly Header Removal. Zephyr versions >= >=2.4.0 contain Integer Overflow to Buffer Overflow (CWE-680). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w44j-66g7-xw99

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

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

Attack VectorADJACENT_NETWORK

ComplexityHIGH

Privileges RequiredNONE

User InteractionNONE

Published10/12/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

zephyrproject:zephyr

Weaknesses (CWE)

CWE-680CWE-191

References

http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w44j-66g7-xw99(vulnerabilities@zephyrproject.org)

http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-w44j-66g7-xw99(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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