CVE-2020-10062 - CVE House
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Status published Critical CVE-2020-10062

Packet length decoding error in MQTT

Vulnerability Description

An off-by-one error in the Zephyr project MQTT packet length decoder can result in memory corruption and possible remote code execution. NCC-ZEP-031 This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • NCC Group for report

References

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Affected Vendor

zephyrproject-rtos

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Affected Software

zephyr
Vulnerable Versions:
2.2.0

Timeline

Official Publish: June 5th, 2020
Last Modified: September 17th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Weaknesses (CWE)

CWE-193

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.