CVE-2020-10062 — Off-by-one Error in Zephyr

CWE-193 — Off-by-one Error3 documents3 sources
Severity
9.8CRITICALNVD
CNA9.0
EPSS
5.8%
top 9.46%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Zephyrproject-rtos ZephyrZephyrproject Zephyr
Timeline
PublishedJun 5
Latest updateMay 24

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶CVEListV5zephyrproject-rtos/zephyr2.2.0 — unspecified

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-5rf5-gcg9-hrpr: An off-by-one error in the Zephyr project MQTT packet length decoder can result in memory corruption and possible remote code execution↗2022-05-24
▶
CVEList
Packet length decoding error in MQTT↗2020-06-05
▶
CVE-2020-10062 — Off-by-one Error in Zephyr | cvebase