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-2021-21788

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-2021-21786

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

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 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 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

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...

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 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

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...

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-2021-21788

Summary: CVE-2021-21788 affects IOBit Advanced SystemCare Ultimate 14.2.0.220, where the driver mishandles Privileged I/O write requests. The vulnerability is triggered via IOCTL 0x9c40a0dc (and related IOCTLs in TALOS analysis), where the first dword of the input buffer selects the device port a...

CVE-2021-21787

The CVE-2021-21787 issue affects IOBit Advanced SystemCare Ultimate 14.2.0.220, involving the driver’s handling of privileged I/O write requests. In particular, IOCTL 0x9c40a0d8 reads the target device port from the input and uses OUT to write the value, enabling potential local privilege escalat...

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...

PT-2021-14772

Name of the Vulnerable Software and Affected Versions IOBit Advanced SystemCare Ultimate version 14.2.0.220 Description A privilege escalation issue exists in the way the driver handles Privileged I/O write requests. During the IOCTL 0x9c40a0d8 operation, the first dword passed in the input buffe...