CVE-2021-3320 - Vulnerability Details - OpenCVE

Description

Type Confusion in 802154 ACK Frames Handling. Zephyr versions >= v2.4.0 contain NULL Pointer Dereference (CWE-476). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-27r3-rxch-2hm7

Published: 2021-05-24

Score: 5.9 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

zephyrproject-rtos

zephyr

affected

Version	Status	Constraints
`v2.4.0`	affected	< unspecified

Configuration 1 [-]

cpe:2.3:o:zephyrproject:zephyr:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2021-26651	Type Confusion in 802154 ACK Frames Handling. Zephyr versions >= v2.4.0 contain NULL Pointer Dereference (CWE-476). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-27r3-rxch-2hm7

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00336.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-27r3-rxch-2hm7

History

No history.

Subscriptions

Zephyrproject Zephyr

MITRE

Status: PUBLISHED

Assigner: zephyr

Published: 2021-05-24T21:40:30.745Z

Updated: 2024-09-16T22:25:53.010Z

Reserved: 2021-01-27T00:00:00.000Z

Link: CVE-2021-3320

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-05-25T17:15:08.333

Modified: 2024-11-21T06:21:17.113

Link: CVE-2021-3320

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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