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CVE-2020-10067

7.5 · HIGH

A malicious userspace application can cause a integer overflow and bypass security checks performed by system call handlers.

Published May 11, 2020CWE-190EPSS 0.45%

Overview

CVE-2020-10067 is a high-severity vulnerability. It was published on May 11, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical description

A malicious userspace application can cause a integer overflow and bypass security checks performed by system call handlers. The impact would depend on the underlying system call and can range from denial of service to information leak to memory corruption resulting in code execution within the kernel. See NCC-ZEP-005 This issue affects: zephyrproject-rtos zephyr version 1.14.1 and later versions. version 2.1.0 and later versions.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refdocs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10067GitHubgithub.com/zephyrproject-rtos/zephyr/pull/23239GitHubgithub.com/zephyrproject-rtos/zephyr/pull/23653GitHubgithub.com/zephyrproject-rtos/zephyr/pull/23654Refzephyrprojectsec.atlassian.net/browse/ZEPSEC-27Refdocs.zephyrproject.org/latest/security/vulnerabilities.html#cve-2020-10067GitHubgithub.com/zephyrproject-rtos/zephyr/pull/23239GitHubgithub.com/zephyrproject-rtos/zephyr/pull/23653GitHubgithub.com/zephyrproject-rtos/zephyr/pull/23654Refzephyrprojectsec.atlassian.net/browse/ZEPSEC-27

How CyberStrike helps

Frequently asked questions

What is CVE-2020-10067?

CVE-2020-10067 is a high-severity vulnerability. It was published on May 11, 2020 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2020-10067?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2020-10067?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2020-10067?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-10067 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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