What is CVE-2019-7240?

CVE-2019-7240 is a high-severity vulnerability in Moo0 System Monitor, classified under Improper Initialization. CVSS score: 7.2/10. Published 2020-03-25.

How severe is CVE-2019-7240?

High severity. CVSS v3 base score is 7.2 out of 10.

Vulnerability in Moo0 System Monitor

CVE-2019-7240

An issue was discovered in WinRing0x64.sys in Moo0 System Monitor 1.83. The vulnerable driver exposes a wrmsr instruction via IOCTL 0x9C402088 and does not properly filter the Model Specific Register (MSR). Allowing arbitrary MSR writes can lead to Ring-0 code execution and escalation of privileges.

Vulnerability class: Dirty Pipe (CVE-2022-0847)

EPSS: 0.024 (82.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Moo0 System_monitor — versions 1.83
N/a — versions n/a

Weakness classification (CWE)

CWE-665 — Improper Initialization

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-7240?: CVE-2019-7240 is a high-severity vulnerability in Moo0 System Monitor, classified under Improper Initialization. CVSS score: 7.2/10. Published 2020-03-25.
How severe is CVE-2019-7240?: High severity. CVSS v3 base score is 7.2 out of 10.