CVE-2018-1000800 — CRITICAL (9.8)

Vulnerability Description

zephyr-rtos version 1.12.0 contains a NULL base pointer reference vulnerability in sys_ring_buf_put(), sys_ring_buf_get() that can result in CPU Page Fault (error code 0x00000010). This attack appear to be exploitable via a malicious application call the vulnerable kernel APIs (system sys_ring_buf_get() and sys_ring_buf_put).

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Zephyrproject	Zephyr	1.12.0

Related Weaknesses (CWE)

CWE-476

References

https://github.com/zephyrproject-rtos/zephyr/issues/7638ExploitThird Party Advisory
https://github.com/zephyrproject-rtos/zephyr/issues/7638ExploitThird Party Advisory

FAQ

What is CVE-2018-1000800?

CVE-2018-1000800 is a vulnerability with a CVSS score of 9.8 (CRITICAL). zephyr-rtos version 1.12.0 contains a NULL base pointer reference vulnerability in sys_ring_buf_put(), sys_ring_buf_get() that can result in CPU Page Fault (error code 0x00000010). This attack appear ...

How severe is CVE-2018-1000800?

CVE-2018-1000800 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2018-1000800?

Check the references section above for vendor advisories and patch information. Affected products include: Zephyrproject Zephyr.