CVE-2021-42986

NoMachine Enterprise Client is affected by Integer Overflow. IOCTL Handler 0x22001B in the NoMachine Enterprise Client above 4.0.346 and below 7.7.4 allow local attackers to execute arbitrary code in kernel mode or cause a denial of service memory corruption and OS crash via specially crafted I/O...

CVE-2021-42977

NoMachine Enterprise Desktop is affected by Integer Overflow. IOCTL Handler 0x22001B in the NoMachine Enterprise Desktop above 4.0.346 and below 7.7.4 allow local attackers to execute arbitrary code in kernel mode or cause a denial of service memory corruption and OS crash via specially crafted I...

Buffer overflow

NoMachine Enterprise Desktop is affected by Buffer Overflow. IOCTL Handler 0x22001B in the NoMachine Enterprise Desktop above 4.0.346 and below 7.7.4 allow local attackers to execute arbitrary code in kernel mode or cause a denial of service memory corruption and OS crash via specially crafted I/...

CVE-2021-42687

CVE-2021-42687 affects Accops HyWorks Windows Client prior to v3.2.8.200. The IOCTL Handler 0x22005B vulnerability allows local attackers to execute arbitrary code in kernel mode or cause a denial of service (memory corruption and OS crash) via specially crafted I/O Request Packets. Impact: kerne...

CVE-2021-43638

The CVE-2021-43638 entry affects the Amazon WorkSpaces agent. The issue is an Integer Overflow in the IOCTL Handler 0x22001B in the Amazon WorkSpaces agent below v1.0.1.1537, allowing local attackers to execute arbitrary kernel‑mode code or cause a denial of service (memory corruption and OS cras...

Information disclosure

An information disclosure vulnerability exists in the the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O read requests. A specially crafted I/O request packet IRP can lead to privileged reads in the context of a driver which can result in sensitive information...

Unspecified vulnerability in Linux kernel (CNVD-2021-13671)

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel versions 5.10.12 and earlier, which can be exploited by a local attacker to trigger via an IO request at some point during devic...

CVE-2021-3348

nbdaddsocket in drivers/block/nbd.c in the Linux kernel through 5.10.12 has an ndbqueuerq use-after-free that could be triggered by local attackers with access to the nbd device via an I/O request at a certain point during device setup, aka CID-b98e762e3d71...

Hunting for Bugs in Windows Mini-Filter Drivers

Posted by James Forshaw, Project Zero In December Microsoft fixed 4 issues in Windows in the Cloud Filter and Windows Overlay Filter WOF drivers CVE-2020-17103, CVE-2020-17134, CVE-2020-17136, CVE-2020-17139. These 4 issues were 3 local privilege escalations and a security feature bypass, and the...

NZXT CAM elevation of privilege vulnerability (CNVD-2020-73165)

NZXT CAM is a performance monitoring software for gaming computers from NZXT USA. The software can be used to manage computer performance, temperature, and devices to ensure that the computer is at optimal performance. NZXT CAM version 4.8.0 has an authorization issue vulnerability that stems fro...

CVE-2020-13519

A privilege escalation vulnerability exists in the WinRing0x64 Driver IRP 0x9c402088 functionality of NZXT CAM 4.8.0. A specially crafted I/O request packet IRP can cause increased privileges. An attacker can send a malicious IRP to trigger this vulnerability...

CVE-2020-13510

An information disclosure vulnerability exists in the WinRing0x64 Driver Privileged I/O Read IRPs functionality of NZXT CAM 4.8.0. A specially crafted I/O request packet IRP using the IRP 0x9c4060d0 gives a low privilege user direct access to the IN instruction that is completely unrestrained at ...

NZXT CAM 信息泄露漏洞

NZXT CAM is a performance monitoring software for gaming computers from NZXT USA. The software can be used to manage computer performance, temperature, and devices to ensure that the computer is at optimal performance. NZXT CAM version 4.8.0 suffers from a Privilege Permission and Access Control...

Exploit for Improper Restriction of Operations within the Bounds of a Memory Buffer in Advantech Webaccess

This is a PoC Proof of Concept exploit for CVE-2016-0856, a vulnerability in the Windows RPC Remote Procedure Call service. The exploit targets the RpcClient and RpcDcClient classes, which are part of the bwconn.dll library. The exploit is written in Python and uses the ctypes library to interact...

Memory Corruption Vulnerability in Lenovo LJ1680 Home Edition (Win7 64bit)

The LJ1680 Home Edition is a black-and-white laser printer with a maximum resolution of 1200x1200 dpi and a print speed of 16 ppm. A memory corruption vulnerability exists in Lenovo LJ1680 Home Edition Win7 64bit. The vulnerability is caused due to the SSPORT.sys driver failing to properly check...

USN-679-1: Linux kernel vulnerabilities

It was discovered that the Xen hypervisor block driver did not correctly validate requests. A user with root privileges in a guest OS could make a malicious IO request with a large number of blocks that would crash the host OS, leading to a denial of service. This only affected Ubuntu 7.10...