zephyrproject-rtos zephyr 1.14.x System Call integer overflow

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.

A vulnerability was found in zephyrproject-rtos zephyr 1.14.x (Project Management Software). It has been classified as critical. Affected is some unknown processing of the component System Call Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-190. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

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.

The weakness was released 05/11/2020. This vulnerability is traded as CVE-2020-10067 since 03/04/2020. Local access is required to approach this attack. Required for exploitation is a authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.

Upgrading to version 2.1.0 eliminates this vulnerability.

Entries connected to this vulnerability are available at 154985, 154984, 154983 and 154982.





CPE 2.3infoedit

CPE 2.2infoedit


VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒



VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍


Class: Memory corruption
CWE: CWE-190
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒


Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: zephyr 2.1.0


03/04/2020 CVE assigned
05/11/2020 +68 days Advisory disclosed
05/12/2020 +1 days VulDB entry created
10/16/2020 +157 days VulDB last update


Status: Not defined

CVE: CVE-2020-10067 (🔒)
See also: 🔒


Created: 05/12/2020 07:42 AM
Updated: 10/16/2020 02:01 PM
Changes: (1) source_cve_cna
Complete: 🔍


No comments yet. Please log in to comment.

Do you need the next level of professionalism?

Upgrade your account now!