CVE-2018-8492
published 2018-10-10CVE-2018-8492: A security feature bypass vulnerability exists in Device Guard that could allow an attacker to inject malicious code into a Windows PowerShell session, aka…
PriorityP426medium5.3CVSS 3.0
AVLACLPRLUINSUCLILAL
EPSS
2.02%
78.8th percentile
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 Server 2019, Windows 10 Servers.
Affected
35 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10 | — | — |
| microsoft | windows_10_servers | — | — |
| microsoft | windows_10_servers | — | — |
| microsoft | windows_server_2016 | — | — |
| microsoft | windows_server_2016 | — | — |
| microsoft | windows_server_2016 | — | — |
| microsoft | windows_server_2019 | — | — |
| msrc | windows_10_version_1607_for_32-bit_systems | — | — |
| msrc | windows_10_version_1607_for_x64-based_systems | — | — |
| msrc | windows_10_version_1703_for_32-bit_systems | — | — |
| msrc | windows_10_version_1703_for_x64-based_systems | — | — |
CVSS provenance
nvdv3.05.3MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
nvdv2.04.6MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P
vendor_msrc5.3MEDIUM
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GHSA
GHSA-v35q-rg96-5gx6: A security feature bypass vulnerability exists in Device Guard that could allow an attacker to inject malicious code into a Windows PowerShell session
ghsa_unreviewed·2022-05-13
CVE-2018-8492 [MEDIUM] GHSA-v35q-rg96-5gx6: A security feature bypass vulnerability exists in Device Guard that could allow an attacker to inject malicious code into a Windows PowerShell session
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 Server 2019, Windows 10 Servers.
Microsoft
Device Guard Code Integrity Policy Security Feature Bypass Vulnerability
vendor_msrc·2018-10-09·CVSS 5.3
CVE-2018-8492 [MEDIUM] Device Guard Code Integrity Policy Security Feature Bypass Vulnerability
Device Guard Code Integrity Policy Security Feature Bypass Vulnerability
Description: A security feature bypass vulnerability exists in Device Guard that could allow an attacker to inject malicious code into a Windows PowerShell session. An attacker who successfully exploited this vulnerability could inject code into a trusted PowerShell process to bypass the Device Guard Code Integrity policy on the local machine.
To exploit the vulnerability, an attacker would first have to access the local machine, and then inject malicious code into a script that is trusted by the Code Integrity policy. The injected code would then run with the same trust level as the script and bypass the Code Integrity policy.
The update addresses the vulnerability by correcting how PowerShell exposes functions and
No detection rules found.
No public exploits indexed.
Trendmicro
Patch Tuesday Fixes JET Database Engine, Win32K bugs
blogs_trendmicro·2018-10-10·CVSS 7.8
CVE-2018-8423 [HIGH] Patch Tuesday Fixes JET Database Engine, Win32K bugs
Exploits y vulnerabilidades
## Patch Tuesday Fixes JET Database Engine, Win32K bugs
This month’s Patch Tuesday fixes a JET Database Engine Vulnerability (CVE-2018-8423) that Trend Micro’s Zero Day Initiative (ZDI) disclosed last September together with a proof of concept code.
By: Trend Micro Oct 10, 2018 Read time: ( words)
Save to Folio
This month’s Patch Tuesday fixes a JET Database Engine Vulnerability ( CVE-2018-8423 ) that Trend Micro’s Zero Day Initiative (ZDI) disclosed last September together with a proof of concept code. The vulnerability, which was rated as Important, can allow an attacker to send a specially crafted file containing data in the JET database format. When accessed on a machine, it can allow the JET database engine to execute an out-of-bounds write that would
Trendmicro
Patch Tuesday Fixes JET Database Engine, Win32K bugs
blogs_trendmicro·2018-10-10·CVSS 7.8
CVE-2018-8423 [HIGH] Patch Tuesday Fixes JET Database Engine, Win32K bugs
Exploits & Vulnerabilities
# Patch Tuesday Fixes JET Database Engine, Win32K bugs
This month’s Patch Tuesday fixes a JET Database Engine Vulnerability (CVE-2018-8423) that Trend Micro’s Zero Day Initiative (ZDI) disclosed last September together with a proof of concept code.
By: Trend Micro
2018/10/10
Read time: ( words)
Save to Folio
This month’s Patch Tuesday fixes a JET Database Engine Vulnerability (CVE-2018-8423) that Trend Micro’s Zero Day Initiative (ZDI) disclosed last September together with a proof of concept code. The vulnerability, which was rated as Important, can allow an attacker to send a specially crafted file containing data in the JET database format. When accessed on a machine, it can allow the JET database engine to execute an out-of-bounds write that would then
Trendmicro
Patch Tuesday Fixes JET Database Engine, Win32K bugs
blogs_trendmicro·2018-10-10·CVSS 7.8
CVE-2018-8423 [HIGH] Patch Tuesday Fixes JET Database Engine, Win32K bugs
Exploits & Vulnerabilities
## Patch Tuesday Fixes JET Database Engine, Win32K bugs
This month’s Patch Tuesday fixes a JET Database Engine Vulnerability (CVE-2018-8423) that Trend Micro’s Zero Day Initiative (ZDI) disclosed last September together with a proof of concept code.
By: Trend Micro Oct 10, 2018 Read time: ( words)
Save to Folio
This month’s Patch Tuesday fixes a JET Database Engine Vulnerability ( CVE-2018-8423 ) that Trend Micro’s Zero Day Initiative (ZDI) disclosed last September together with a proof of concept code. The vulnerability, which was rated as Important, can allow an attacker to send a specially crafted file containing data in the JET database format. When accessed on a machine, it can allow the JET database engine to execute an out-of-bounds write that would t
Trendmicro
Patch Tuesday Fixes JET Database Engine, Win32K bugs
blogs_trendmicro·2018-10-10·CVSS 7.8
CVE-2018-8423 [HIGH] Patch Tuesday Fixes JET Database Engine, Win32K bugs
Exploits & Vulnerabilities
## Patch Tuesday Fixes JET Database Engine, Win32K bugs
This month’s Patch Tuesday fixes a JET Database Engine Vulnerability (CVE-2018-8423) that Trend Micro’s Zero Day Initiative (ZDI) disclosed last September together with a proof of concept code.
By: Trend Micro 2018/10/10 Read time: ( words)
Save to Folio
This month’s Patch Tuesday fixes a JET Database Engine Vulnerability ( CVE-2018-8423 ) that Trend Micro’s Zero Day Initiative (ZDI) disclosed last September together with a proof of concept code. The vulnerability, which was rated as Important, can allow an attacker to send a specially crafted file containing data in the JET database format. When accessed on a machine, it can allow the JET database engine to execute an out-of-bounds write that would the
Trendmicro
Patch Tuesday Fixes JET Database Engine, Win32K bugs
blogs_trendmicro·2018-10-10·CVSS 7.8
CVE-2018-8423 [HIGH] Patch Tuesday Fixes JET Database Engine, Win32K bugs
Ausnutzung von Schwachstellen
## Patch Tuesday Fixes JET Database Engine, Win32K bugs
This month’s Patch Tuesday fixes a JET Database Engine Vulnerability (CVE-2018-8423) that Trend Micro’s Zero Day Initiative (ZDI) disclosed last September together with a proof of concept code.
By: Trend Micro Oct 10, 2018 Read time: ( words)
Save to Folio
This month’s Patch Tuesday fixes a JET Database Engine Vulnerability ( CVE-2018-8423 ) that Trend Micro’s Zero Day Initiative (ZDI) disclosed last September together with a proof of concept code. The vulnerability, which was rated as Important, can allow an attacker to send a specially crafted file containing data in the JET database format. When accessed on a machine, it can allow the JET database engine to execute an out-of-bounds write that woul
Talos
Microsoft Patch Tuesday — October 18: Vulnerability disclosures and Snort coverage
blogs_talos·2018-10-09·CVSS 7.5
[HIGH] Microsoft Patch Tuesday — October 18: Vulnerability disclosures and Snort coverage
Microsoft released its monthly security update today, disclosing a variety of vulnerabilities in several of its products. The latest Patch Tuesday covers 49 vulnerabilities, 12 of which are rated "critical," 34 that are rated "important,” two that are considered to have “moderate” severity and one that’s rated as “low.”
The advisories cover bugs in the Chakra scripting engine, the Microsoft Edge internet browser and the Microsoft Office suite of products, among other software.
This update also includes a critical advisory that covers updates to the Microsoft Office suite of products.
Please visit the SNORTⓇ blog here if you would like to know more about the coverage we have for these vulnerabilities.
Critical vulnerabilities
Microsoft has disclosed 12 critical vulnerabilities this mont
Talos
Microsoft Patch Tuesday — October 18: Vulnerability disclosures and Snort coverage
blogs_talos·2018-10-09·CVSS 7.5
[HIGH] Microsoft Patch Tuesday — October 18: Vulnerability disclosures and Snort coverage
## Microsoft Patch Tuesday — October 18: Vulnerability disclosures and Snort coverage
Microsoft released its monthly security update today, disclosing a variety of vulnerabilities in several of its products. The latest Patch Tuesday covers 49 vulnerabilities, 12 of which are rated "critical," 34 that are rated "important,” two that are considered to have “moderate” severity and one that’s rated as “low.”
The advisories cover bugs in the Chakra scripting engine, the Microsoft Edge internet browser and the Microsoft Office suite of products, among other software.
This update also includes a critical advisory that covers updates to the Microsoft Office suite of products .
Please visit the SNORTⓇ blog here if you would like to know more about the coverage we have for these vulnerabilities.
http://www.securityfocus.com/bid/105455http://www.securitytracker.com/id/1041842https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8492http://www.securityfocus.com/bid/105455http://www.securitytracker.com/id/1041842https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8492
2018-10-10
Published