SB2019100931 - Multiple vulnerabilities in Microsoft Windows

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Main Vulnerability Database SB2019100931

SB2019100931 - Multiple vulnerabilities in Microsoft Windows

Published: October 9, 2019 Updated: November 21, 2019

Security Bulletin ID SB2019100931
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 vulnerabilities.


1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-1316)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to Windows Setup does not properly handle privileges. A local authenticated user can run a specially crafted application and run processes in an elevated context.


2) Improper Authentication (CVE-ID: CVE-2019-1320)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to bypass authentication process.

The vulnerability exists due to Windows improperly handles authentication requests. A local user can run a specially crafted application on the victim system, bypass authentication process and run processes in an elevated context.


3) Improper Authentication (CVE-ID: CVE-2019-1322)

CWE-ID: CWE-287 - Improper Authentication

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Clear


The vulnerability allows a local user to escalate privileges on the target system.

The vulnerability exists due to Windows improperly handles authentication requests. A local user can bypass authentication process and run processes in an elevated context.


4) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-1340)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to Windows AppX Deployment Server allows file creation in arbitrary locations. A local authenticated user can run a specially crafted application and take control of an affected system.


Remediation

Install update from vendor's website.

References