SB2023091253 - Multiple vulnerabilities in Microsoft Windows Kernel
Published: September 12, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 6 vulnerabilities.
1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-38150)
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 application does not properly impose security restrictions in Windows Kernel, which leads to security restrictions bypass and privilege escalation.
2) Information disclosure (CVE-ID: CVE-2023-36803)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application in Windows Kernel. A local user can gain unauthorized access to sensitive information on the system.
3) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-38139)
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 application does not properly impose security restrictions in Windows Kernel, which leads to security restrictions bypass and privilege escalation.
4) Information disclosure (CVE-ID: CVE-2023-38140)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application in Windows Kernel. A local user can gain unauthorized access to sensitive information on the system.
5) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-38141)
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 application does not properly impose security restrictions in Windows Kernel, which leads to security restrictions bypass and privilege escalation.
6) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-38142)
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 application does not properly impose security restrictions in Windows Kernel, which leads to security restrictions bypass and privilege escalation.
Remediation
Install update from vendor's website.
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-38150
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-36803
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-38139
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-38140
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-38141
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-38142