Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| zephyrproject-rtos / zephyr | affected 2.2.0 before unspecified |
CWE
CWE-120, CWE-129
References
- https://research.nccgroup.com/2020/05/26/research-report-zephyr-and-mcuboot-security-assessment
- https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-86
- https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10071
- https://github.com/zephyrproject-rtos/zephyr/pull/23821/commits/989c4713ba429aa5105fe476b4d629718f3e6082
ADP enrichment
No English description supplied.
- https://research.nccgroup.com/2020/05/26/research-report-zephyr-and-mcuboot-security-assessment
- https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-86
- https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10071
- https://github.com/zephyrproject-rtos/zephyr/pull/23821/commits/989c4713ba429aa5105fe476b4d629718f3e6082