Vulnerability Description
The UpdateHub module disables DTLS peer checking, which allows for a man in the middle attack. This is mitigated by firmware images requiring valid signatures. However, there is no benefit to using DTLS without the peer checking. See NCC-ZEP-018 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Zephyrproject | Zephyr | 2.1.0 |
Related Weaknesses (CWE)
References
- https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-100
- https://github.com/zephyrproject-rtos/zephyr/pull/24954PatchThird Party Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24997PatchThird Party Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24999PatchThird Party Advisory
- https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-36Third Party Advisory
- https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-100
- https://github.com/zephyrproject-rtos/zephyr/pull/24954PatchThird Party Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24997PatchThird Party Advisory
- https://github.com/zephyrproject-rtos/zephyr/pull/24999PatchThird Party Advisory
- https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-36Third Party Advisory
FAQ
What is CVE-2020-10059?
CVE-2020-10059 is a vulnerability with a CVSS score of 4.8 (MEDIUM). The UpdateHub module disables DTLS peer checking, which allows for a man in the middle attack. This is mitigated by firmware images requiring valid signatures. However, there is no benefit to using DT...
How severe is CVE-2020-10059?
CVE-2020-10059 has been rated MEDIUM with a CVSS base score of 4.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-10059?
Check the references section above for vendor advisories and patch information. Affected products include: Zephyrproject Zephyr.