CVE-2020-10071 - Vulnerability Details - OpenCVE

Description

The Zephyr MQTT parsing code performs insufficient checking of the length field on publish messages, allowing a buffer overflow and potentially remote code execution. NCC-ZEP-031 This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.

Published: 2020-06-05

Score: 9 Critical

EPSS: 13.9% Moderate

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
`2.2.0`	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

Sign in to view the affected projects.

Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.13899.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10071
https://github.com/zephyrproject-rtos/zephyr/pull/23821/commits/989c4713ba429aa5105fe476b4d629718f3e6082
https://research.nccgroup.com/2020/05/26/research-report-zephyr-and-mcuboot-security-assessment
https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-86

History

No history.

Subscriptions

Zephyrproject Zephyr

MITRE

Status: PUBLISHED

Assigner: zephyr

Published: 2020-06-05T17:37:37.515Z

Updated: 2024-09-17T04:19:36.893Z

Reserved: 2020-03-04T00:00:00.000Z

Link: CVE-2020-10071

Vulnrichment

No data.

NVD

Status : Modified

Published: 2020-06-05T18:15:13.087

Modified: 2024-11-21T04:54:44.873

Link: CVE-2020-10071

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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