What is CVE-2018-3667?

CVE-2018-3667 is a high-severity vulnerability in Intel Processor Diagnostic Tool, classified under Initialization of a Resource with an Insecure Default. CVSS score: 7.8/10. Published 2018-07-10.

How severe is CVE-2018-3667?

High severity. CVSS v3 base score is 7.8 out of 10.

RCE in Intel Processor Diagnostic Tool

CVE-2018-3667

Installation tool IPDT (Intel Processor Diagnostic Tool) 4.1.0.24 sets permissions of installed files incorrectly, allowing for execution of arbitrary code and potential privilege escalation.

Published 2018-07-10 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (28.5th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Intel Processor Diagnostic Tool — versions 4.1.0.24
Intel Corporation Processor Diagnostic Tool — versions 4.1.0.24

Weakness classification (CWE)

CWE-1188 — Initialization of a Resource with an Insecure Default

References

www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00140.html (Vendor Advisory)

Frequently asked questions

What is CVE-2018-3667?: CVE-2018-3667 is a high-severity vulnerability in Intel Processor Diagnostic Tool, classified under Initialization of a Resource with an Insecure Default. CVSS score: 7.8/10. Published 2018-07-10.
How severe is CVE-2018-3667?: High severity. CVSS v3 base score is 7.8 out of 10.