CVE-2018-1000800

CVSS V2 High 7.5 CVSS V3 Critical 9.8

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).

Overview

CVE ID
CVE-2018-1000800

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2018-09-06T17:29:02

Last Modified Date
2020-05-13T18:22:26

Weakness Enumerations

CWE	URL
CWE-476	http://cwe.mitre.org/data/definitions/476.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:o:zephyrproject:zephyr:1.12.0:::::::*	1	OR

CVSS Version 2

Version
2.0

Vector String
AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector
NETWORK

Access Compatibility
LOW

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
PARTIAL

Availability Impact
PARTIAL

Base Score
7.5

Severity
HIGH

Exploitability Score
10

Impact Score
6.4

CVSS Version 3

Version
3.0

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
9.8

Base Severity
CRITICAL

Exploitability Score
3.9

Impact Score
5.9

References

Reference URL	Reference Tags
https://github.com/zephyrproject-rtos/zephyr/issues/7638	Exploit Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2018-1000800
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000800

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 17:32:25				Added to TrackCVE
2022-12-03 11:50:43	2018-09-06T17:29Z	2018-09-06T17:29:02	CVE Published Date	updated
2022-12-03 11:50:43		2020-05-13T18:22:26	CVE Modified Date	updated
2022-12-03 11:50:43		Analyzed	Vulnerability Status	updated