CVE-2021-21785

An information disclosure vulnerability exists in the IOCTL 0x9c40a148 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet IRP can lead to a disclosure of sensitive information. An attacker can send a malicious IRP to trigger this vulnerability...

CVE-2021-21792

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...

CVE-2021-21792

The CVE-2021-21792 issue affects IOBit Advanced SystemCare Ultimate 14.2.0.220, where the driver mishandles Privileged I/O read requests via IRP_MJ_DEVICE_CONTROL, allowing a local attacker to perform privileged IN reads from the kernel. TALOS-2021-1255 documents a local exploit path where an att...

CVE-2021-21791

CVE-2021-21791 is an information-disclosure vulnerability in the IOBit Advanced SystemCare Ultimate 14.2.0.220 driver. TALOS details show that a local attacker can trigger privileged I/O reads via exposed IOCTL paths to the driver (notably 0x9C4060D0 for reading a word via IN). The vulnerability ...

CVE-2021-21791

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...

CVE-2021-21790

The CVE-2021-21790 issue affects IOBit Advanced SystemCare Ultimate 14.2.0.220: a flaw in the driver’s handling of Privileged I/O read requests allows a local attacker to trigger privileged reads from the kernel via crafted IRPs, potentially disclosing sensitive kernel data. TALOS details cover C...

Advanced SystemCare Ultimate Elevation of Privilege Vulnerability (CNVD-2021-57452)

Advanced SystemCare Ultimate, a Windows optimization suite from Iobit that analyzes system performance bottlenecks, is vulnerable to an elevation of privilege vulnerability in Advanced SystemCare Ultimate version 14.2.0.220. A local attacker can exploit this vulnerability by sending a malicious I...

CVE-2021-21789

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0e0, the first dword passed in the input buffer is the device port to write to and the dword at offset 4 is the value to write via...

CVE-2021-21788

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0dc, the first dword passed in the input buffer is the device port to write to and the word at offset 4 is the value to write via...

CVE-2021-21787

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0d8, the first dword passed in the input buffer is the device port to write to and the byte at offset 4 is the value to write via...

CVE-2021-21788

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0dc, the first dword passed in the input buffer is the device port to write to and the word at offset 4 is the value to write via...

CVE-2021-21786

A privilege escalation vulnerability exists in the IOCTL 0x9c406144 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet IRP can lead to increased privileges. An attacker can send a malicious IRP to trigger this vulnerability...

Privilege escalation

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0d8, the first dword passed in the input buffer is the device port to write to and the byte at offset 4 is the value to write via...

Privilege escalation

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0dc, the first dword passed in the input buffer is the device port to write to and the word at offset 4 is the value to write via...

Privilege escalation

A privilege escalation vulnerability exists in the IOCTL 0x9c406144 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet IRP can lead to increased privileges. An attacker can send a malicious IRP to trigger this vulnerability...

Privilege escalation

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0e0, the first dword passed in the input buffer is the device port to write to and the dword at offset 4 is the value to write via...

CVE-2021-21786

A privilege escalation vulnerability exists in the IOCTL 0x9c406144 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially crafted I/O request packet IRP can lead to increased privileges. An attacker can send a malicious IRP to trigger this vulnerability...

CVE-2021-21786

CVE-2021-21786 affects IOBit Advanced SystemCare Ultimate 14.2.0.220. The IOCTL 0x9c406144 handler processes untrusted input via IRP, calling HalGetBusDataByOffset with unconstrained data, allowing an unprivileged user to escalate privileges. TALOS-2021-1253 documents a local privilege-escalation...

CVE-2021-21789

A privilege escalation vulnerability exists in the way IOBit Advanced SystemCare Ultimate 14.2.0.220 driver handles Privileged I/O write requests. During IOCTL 0x9c40a0e0, the first dword passed in the input buffer is the device port to write to and the dword at offset 4 is the value to write via...

CVE-2021-21789

Summary: CVE-2021-21789 concerns a privilege-escalation vulnerability in IOBit Advanced SystemCare Ultimate 14.2.0.220’s driver. The issue arises in the driver’s handling of Privileged I/O write requests via IOCTL 0x9c40a0e0, where the first dword of the input buffer is the target device port and...