CVE-2020-10022: UpdateHub Module Copies a Variable-Size Hash String Into a Fixed-Size Array
First published: Mon May 11 2020(Updated: )
A malformed JSON payload that is received from an UpdateHub server may trigger memory corruption in the Zephyr OS. This could result in a denial of service in the best case, or code execution in the worst case. See NCC-NCC-016 This issue affects: zephyrproject-rtos zephyr version 2.1.0 and later versions. version 2.2.0 and later versions.
Credit: vulnerabilities@zephyrproject.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Zephyr Project Manager | =2.1.0 | |
| Zephyr Project Manager | =2.2.0 |
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Reference Links
- https://docs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10022
- https://github.com/zephyrproject-rtos/zephyr/pull/24065
- https://github.com/zephyrproject-rtos/zephyr/pull/24066
- https://github.com/zephyrproject-rtos/zephyr/pull/24154
- https://zephyrprojectsec.atlassian.net/browse/ZEPSEC-28
Frequently Asked Questions
What is the severity of CVE-2020-10022?
CVE-2020-10022 has a critical severity level due to potential memory corruption and code execution vulnerabilities.
How do I fix CVE-2020-10022?
To fix CVE-2020-10022, upgrade Zephyr OS to a version that includes the security patches for this vulnerability.
What systems are affected by CVE-2020-10022?
CVE-2020-10022 affects Zephyr OS versions 2.1.0 and 2.2.0.
What potential impacts does CVE-2020-10022 have?
CVE-2020-10022 can lead to denial of service or arbitrary code execution depending on the exploitation method.
Is CVE-2020-10022 actively exploited?
At this time, there is no public information indicating that CVE-2020-10022 is being actively exploited.
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