CVE-2020-10071

Katalog CVE

CVSS 9.8 · Critical EPSS 3,4%

Kerentanan Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') pada zephyrproject zephyr. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

5 Juni 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-129: Improper Validation of Array Index

EPSS (30 hari)

3,4% peluang dieksploitasi; lebih tinggi dari 88,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

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