During an internal security review, Lenovo identified a local privilege escalation vulnerability in Lenovo System Interface Foundation software installed on some Windows 10 PCs where a user with local privileges could run arbitrary code with administrator level privileges.

NVIDIA Windows GPU Display Driver, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which a NULL pointer is dereferenced, which may lead to denial of service or escalation of privileges.

Pritunl Client through 1.2.3019.52 on Windows allows local privilege escalation, related to an ACL entry for CREATOR OWNER in platform_windows.go.

afd.sys in the Ancillary Function Driver (AFD) component in Microsoft Windows XP SP2 and SP3 and Windows Server 2003 SP1 and SP2 does not properly validate input sent from user mode to the kernel, which allows local users to gain privileges via a crafted application, as demonstrated using crafted pointers and lengths that bypass intended ProbeForRead and ProbeForWrite restrictions, aka "AFD Kernel Overwrite Vulnerability."

The kernel-mode drivers in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, and 1607, and Windows Server 2016 allow local users to gain privileges via a crafted application, aka "Win32k Elevation of Privilege Vulnerability."

The Installer in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, and 1607, and Windows Server 2016 mishandles library loading, which allows local users to gain privileges via a crafted application, aka "Windows Installer Elevation of Privilege Vulnerability."

Proofpoint Insider Threat Management Agent for Windows relies on an inherently dangerous function that could enable an unprivileged local Windows user to run arbitrary code with SYSTEM privileges. All versions prior to 7.12.1 are affected. Agents for MacOS and Linux and Cloud are unaffected. Proofpoint has released fixed software version 7.12.1. The fixed software versions are available through the customer support portal.

The kernel-mode drivers in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold, 1511, and 1607 allow local users to gain privileges via a crafted application, aka "Win32k Elevation of Privilege Vulnerability." a different vulnerability than CVE-2016-3266, CVE-2016-3376, and CVE-2016-7185.

Windows Security Support Provider Interface Elevation of Privilege Vulnerability

A security link following local privilege escalation vulnerability in Trend Micro Apex One, Trend Micro Apex One as a Service, Trend Micro Worry-Free Business Security 10.0 SP1 and Trend Micro Worry-Free Business Security Services agents could allow a local attacker to create an writable folder in an arbitrary location and escalate privileges affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

For VMware Horizon Client for Windows (5.x and prior before 5.3.0), VMware Remote Console for Windows (10.x before 11.0.0), VMware Workstation for Windows (15.x before 15.5.2) the folder containing configuration files for the VMware USB arbitration service was found to be writable by all users. A local user on the system where the software is installed may exploit this issue to run commands as any user.

The kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 does not properly validate window properties sent from a parent window to a child window during creation of a new window, which allows local users to gain privileges via a crafted application, aka "Windows Kernel Window Creation Vulnerability."

The kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 does not properly validate parameters sent from user mode to the kernel, which allows local users to gain privileges via a crafted application, aka "Windows Kernel Memory Corruption Vulnerability."

NVIDIA Windows GPU Display Driver contains a vulnerability in the kernel mode layer handler for DxgkDdiEscape in which the software uses a sequential operation to read from or write to a buffer, but it uses an incorrect length value that causes it to access memory that is outside of the bounds of the buffer, which may lead to denial of service or escalation of privileges.

Double free vulnerability in the kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 allows local users to gain privileges via a crafted application that makes system calls within multiple threads, aka "Windows Kernel Unhandled Exception Vulnerability." NOTE: according to Microsoft, this is not a duplicate of CVE-2008-4510.

The kernel-mode driver in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold and 1511 allows local users to gain privileges via a crafted application, aka "Win32k Elevation of Privilege Vulnerability," a different vulnerability than CVE-2016-0093, CVE-2016-0094, and CVE-2016-0096.

The WINS service on Microsoft Windows 2000 SP4, and Server 2003 SP1 and SP2, does not properly validate data structures in WINS network packets, which allows local users to gain privileges via a crafted packet, aka "Memory Overwrite Vulnerability."

Comodo Firewall Pro before 3.0 does not properly validate certain parameters to hooked System Service Descriptor Table (SSDT) functions, which allows local users to cause a denial of service (system crash) via (1) a crafted OBJECT_ATTRIBUTES structure in a call to the NtDeleteFile function, which leads to improper validation of a ZwQueryObject result; and unspecified calls to the (2) NtCreateFile and (3) NtSetThreadContext functions, different vectors than CVE-2007-0709.

Unspecified vulnerability in the kernel in Microsoft Windows 2000 SP4, XP SP2, Server 2003 SP1 and SP2, through Vista SP1, and Server 2008 allows local users to execute arbitrary code via unknown vectors related to improper input validation. NOTE: it was later reported that one affected function is NtUserFnOUTSTRING in win32k.sys.

The cpoint.sys driver in Panda Internet Security 2008 and Antivirus+ Firewall 2008 allows local users to cause a denial of service (system crash or kernel panic), overwrite memory, or execute arbitrary code via a crafted IOCTL request that triggers an out-of-bounds write of kernel memory.

VMware Workstation 6.0.x before 6.0.3 and 5.5.x before 5.5.6, VMware Player 2.0.x before 2.0.3 and 1.0.x before 1.0.6, VMware ACE 2.0.x before 2.0.1 and 1.0.x before 1.0.5, and VMware Server 1.0.x before 1.0.5 on Windows allow local users to gain privileges via an unspecified manipulation of a config.ini file located in an Application Data folder, which can be used for "hijacking the VMX process."

Windows Telephony Server Elevation of Privilege Vulnerability

A security link following local privilege escalation vulnerability in Trend Micro Apex One, Trend Micro Apex One as a Service, Trend Micro Worry-Free Business Security 10.0 SP1 and Trend Micro Worry-Free Business Security Services agents could allow a local attacker to create a mount point and leverage this for arbitrary folder deletion, leading to escalated privileges on affected installations. Please note: an attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

Windows Fax and Scan Service Elevation of Privilege Vulnerability

The Auto Local Logon feature in Check Point VPN-1 SecuRemote/SecureClient NGX R60 and R56 for Windows caches credentials under the Checkpoint\SecuRemote registry key, which has Everyone/Full Control permissions, which allows local users to gain privileges by reading and reusing the credentials.

NVIDIA Windows GPU Display Driver, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which the size of an input buffer is not validated, which may lead to denial of service or escalation of privileges.

The kernel-mode drivers in Microsoft Windows Server 2012 and Windows 10 Gold and 1511 allow local users to gain privileges via a crafted application, aka "Win32k Elevation of Privilege Vulnerability."

The I2O Utility Filter driver (i2omgmt.sys) 5.1.2600.2180 for Microsoft Windows XP sets Everyone/Write permissions for the "\\.\I2OExc" device interface, which allows local users to gain privileges. NOTE: this issue can be leveraged to overwrite arbitrary memory and execute code via an IOCTL call with a crafted DeviceObject pointer.

win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012, and Windows RT allows local users to gain privileges via a crafted application, aka "Win32k Multiple Fetch Vulnerability," a different vulnerability than CVE-2013-1342, CVE-2013-1343, CVE-2013-3864, and CVE-2013-3865.

win32k.sys in the kernel-mode drivers in Microsoft Windows XP SP2 and SP3, Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows Server 2012, and Windows RT allows local users to gain privileges via a crafted application, aka "Win32k Multiple Fetch Vulnerability," a different vulnerability than CVE-2013-1343, CVE-2013-1344, CVE-2013-3864, and CVE-2013-3865.

IBM DB2 High Performance Unload load for LUW 6.1 and 6.5 is vulnerable to a buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with root privileges. IBM X-Force ID: 165481.

Unspecified vulnerability in Microsoft Internet Information Services (IIS) 5.0 through 7.0 allows local users to gain privileges via unknown vectors related to file change notifications in the TPRoot, NNTPFile\Root, or WWWRoot folders.

Windows Fast FAT File System Driver Elevation of Privilege Vulnerability

Unspecified vulnerability in the Windows Advanced Local Procedure Call (ALPC) in the kernel in Microsoft Windows Vista allows local users to gain privileges via unspecified vectors involving "legacy reply paths."

There is an unquoted service path in Sherpa Connector Service (SherpaConnectorService.exe) 2020.2.20328.2050. This might allow a local user to escalate privileges by creating a "C:\Program Files\Sherpa Software\Sherpa.exe" file.

Windows Inking COM Elevation of Privilege Vulnerability

Windows DWM Core Library Elevation of Privilege Vulnerability

A local privilege escalation (LPE) issue was discovered in the ransomware canaries features of Elastic Endpoint Security for Windows, which could allow unprivileged users to elevate their privileges to those of the LocalSystem account.

VMware Workstation (15.x before 15.0.3, 14.x before 14.1.6) running on Windows does not handle paths appropriately. Successful exploitation of this issue may allow the path to the VMX executable, on a Windows host, to be hijacked by a non-administrator leading to elevation of privilege.

Speedfan.sys in Alfredo Milani Comparetti SpeedFan 4.33, when used on Microsoft Windows Vista x64, allows local users to read or write arbitrary MSRs, and gain privileges and load unsigned drivers, via the (1) IOCTL_RDMSR 0x9C402438 and (2) IOCTL_WRMSR 0x9C40243C IOCTLs to \Device\speedfan, as demonstrated by an IOCTL_WRMSR action on MSR_LSTAR.

Windows PDEV Elevation of Privilege Vulnerability

Check Point ZoneAlarm before version 15.8.200.19118 allows a local actor to escalate privileges during the upgrade process. In addition, weak permissions in the ProgramData\CheckPoint\ZoneAlarm\Data\Updates directory allow a local attacker the ability to execute an arbitrary file write, leading to execution of code as local system, in ZoneAlarm versions before v15.8.211.192119

Unspecified vulnerability in Local Security Authority Subsystem Service (LSASS) in Microsoft Windows 2000 SP4, XP SP2, and Server 2003 SP1 and SP2 allows local users to gain privileges via a crafted local procedure call (LPC) request.

Microsoft Defender for IoT Elevation of Privilege Vulnerability

NWFILTER.SYS in Novell Client 4.91 SP 1 through SP 4 for Windows 2000, XP, and Server 2003 makes the \.\nwfilter device available for arbitrary user-mode input via METHOD_NEITHER IOCTLs, which allows local users to gain privileges by passing a kernel address as an argument and overwriting kernel memory locations.

Unspecified vulnerability in DB2LICD in IBM DB2 UDB 9.1 before Fixpak 4 has unknown impact and attack vectors, related to creation of an "insecure directory."

Unspecified vulnerability in unspecified setuid programs in IBM DB2 UDB 9.1 before Fixpak 4 allows local users to have an unknown impact.

VMware Workstation (15.x before 15.0.3, 14.x before 14.1.6) running on Windows does not handle COM classes appropriately. Successful exploitation of this issue may allow hijacking of COM classes used by the VMX process, on a Windows host, leading to elevation of privilege.

IBM InfoSphere Information Server 11.7 could allow a locally authenticated attacker to execute arbitrary commands on the system by sending a specially crafted request.

IBM DB2 for Linux, UNIX and Windows (includes DB2 Connect Server) 9.7, 10.1, 10.5, and 11.1 could allow malicious user with access to the DB2 instance account to leverage a fenced execution process to execute arbitrary code as root. IBM X-Force ID: 156567.