CVE-2018-8204 : A security feature bypass vulnerability exists in Device Guard that could allow an attacker to inject malicious code int

A security feature bypass vulnerability exists in Device Guard that could allow an attacker to inject malicious code into a Windows PowerShell session, aka "Device Guard Code Integrity Policy Security Feature Bypass Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8200.

Published 2018-08-15 17:29:03

Updated 2019-10-03 00:03:26

Source Microsoft Corporation

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2018-8204

EPSS FAQ

0.06%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 22 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-8204

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.6	MEDIUM	AV:L/AC:L/Au:N/C:P/I:P/A:P	3.9	6.4	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
5.3	MEDIUM	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L	1.8	3.4	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: Low Availability: Low

References for CVE-2018-8204

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8204

CVE-2018-8204 | Device Guard Code Integrity Policy Security Feature Bypass Vulnerability
Patch;Vendor Advisory
http://www.securitytracker.com/id/1041459

Microsoft Windows Device Guard Flaws Let Local Users Bypass Security Restrictions - SecurityTracker
Third Party Advisory;VDB Entry

CVEs referencing this url
http://www.securityfocus.com/bid/105008

Microsoft Windows Device Guard CVE-2018-8204 Local Security Bypass Vulnerability
Third Party Advisory;VDB Entry

Products affected by CVE-2018-8204

Microsoft » Windows 10 » Version: N/A
cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 10 » Version: 1607
cpe:2.3:o:microsoft:windows_10:1607:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 10 » Version: 1703
cpe:2.3:o:microsoft:windows_10:1703:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 10 » Version: 1709
cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows 10 » Version: 1803
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2016 » Version: N/A
cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2016 » Version: 1709
cpe:2.3:o:microsoft:windows_server_2016:1709:*:*:*:*:*:*:*
Matching versions
Microsoft » Windows Server 2016 » Version: 1803
cpe:2.3:o:microsoft:windows_server_2016:1803:*:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2018-8204

Exploit prediction scoring system (EPSS) score for CVE-2018-8204

CVSS scores for CVE-2018-8204

References for CVE-2018-8204

Products affected by CVE-2018-8204