Vulnerability Details : CVE-2018-1000800
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).
Products affected by CVE-2018-1000800
- cpe:2.3:o:zephyrproject:zephyr:1.12.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-1000800
0.59%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 79 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-1000800
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2018-1000800
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-1000800
-
https://github.com/zephyrproject-rtos/zephyr/issues/7638
get FAULT when fuzzing sys_ring_buf_ put and sys_ring_bug_get APIs · Issue #7638 · zephyrproject-rtos/zephyr · GitHubExploit;Third Party Advisory
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