CVE-2018-12202

Privilege escalation vulnerability in Platform Sample/ Silicon Reference firmware for 8th...

6.7 MediumFix available

Privilege escalation vulnerability in Platform Sample/ Silicon Reference firmware for 8th Generation Intel(R) Core Processor, 7th Generation Intel(R) Core Processor may allow privileged user to potentially leverage existing features via local access.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.39%Down 0.4 points since Apr 14, 2021

What each source reports

NVD Score used 6.7

Record: CVE-2018-12202
CVSS 3.0: 6.7 MediumCVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Updated: 2026-11-02

CVE List No score

Record: CVE-2018-12202
Updated: 2026-11-02

EUVDEUVD-2018-4180 No score

Record: EUVD-2018-4180
Updated: 2026-11-03

GitHub AdvisoriesGHSA-x2g7-fxww-qh56 6.7

Privilege escalation vulnerability in Platform Sample/ Silicon Reference firmware for 8th...

Record: GHSA-x2g7-fxww-qh56
CVSS 3.0: 6.7 MediumCVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2018-12202 6.7

Record: UBUNTU-CVE-2018-12202
CVSS 3.0: 6.7 MediumCVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`intel-microcode` Ubuntu:14.04:LTS	before 3.20190514.0ubuntu0.14.04.1, plus listed versions 1.20130906.1ubuntu21.20130906.1ubuntu32.20140122.12.20140430.1ubuntu12.20140624-t-1ubuntu2 Show 6 moreShow less 3.20180108.0~ubuntu14.04.23.20180108.0+really20170707ubuntu14.04.13.20180312.0~ubuntu14.04.13.20180425.1~ubuntu0.14.04.13.20180425.1~ubuntu0.14.04.23.20180807a.0ubuntu0.14.04.1	3.20190514.0ubuntu0.14.04.1
`intel-microcode` Ubuntu:16.04:LTS	before 3.20190514.0ubuntu0.16.04.1, plus listed versions 3.20150121.13.20151106.13.20170707.1~ubuntu16.04.03.20180108.0~ubuntu16.04.23.20180108.0+really20170707ubuntu16.04.1 Show 4 moreShow less 3.20180312.0~ubuntu16.04.13.20180425.1~ubuntu0.16.04.13.20180425.1~ubuntu0.16.04.23.20180807a.0ubuntu0.16.04.1	3.20190514.0ubuntu0.16.04.1
`intel-microcode` Ubuntu:18.04:LTS	before 3.20190514.0ubuntu0.18.04.2, plus listed versions 3.20170707.13.20171117.13.20180108.13.20180108.1+really20171117.13.20180312.0~ubuntu18.04.13.20180425.1~ubuntu0.18.04.13.20180425.1~ubuntu0.18.04.23.20180807a.0ubuntu0.18.04.1	3.20190514.0ubuntu0.18.04.2

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-12202 is a medium vulnerability (CVSS 6.7) in Intel Silicon Reference Firmware, published March 14, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 32nd percentile. Fixed in intel-microcode 3.20190514.0ubuntu0.14.04.1.