CVE-2020-10070

moderate-risk
Published 2020-06-05

In the Zephyr Project MQTT code, improper bounds checking can result in memory corruption and possibly remote code execution. NCC-ZEP-031 This issue affects: zephyrproject-rtos zephyr version 2.2.0 and later versions.

Do I need to act?

~
6.5% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.0/10 Critical
NETWORK / HIGH complexity

Affected Products (1)

Affected Vendors

Zephyrproject

References (8)

Vendor Advisory https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-100...
Patch https://github.com/zephyrproject-rtos/zephyr/pull/23821/commits/0b39cbf3c01d7fee...
Third Party Advisory https://research.nccgroup.com/2020/05/26/research-report-zephyr-and-mcuboot-secu...
Third Party Advisory https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-85
Vendor Advisory https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-100...
Patch https://github.com/zephyrproject-rtos/zephyr/pull/23821/commits/0b39cbf3c01d7fee...
Third Party Advisory https://research.nccgroup.com/2020/05/26/research-report-zephyr-and-mcuboot-secu...
Third Party Advisory https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-85
40
/ 100
moderate-risk
Severity 26/34 · High
Exploitability 9/34 · Low
Exposure 5/34 · Minimal