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Vulnerabilities

CVE-2021-21792 | BDVDB-2026-158151 Detail

IObit

Description#

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 disclosure from the kernel. The IN instruction can read four bytes from the given I/O device, potentially leaking sensitive device data to unprivileged users.

Impact#

Per CVSS v3.0: confidentiality impact high, integrity impact none, availability impact none. Attack vector: local.

Weaknesses#

  • CWE-782 Exposed IOCTL with Insufficient Access Control

References#

Exploit#

No public exploit known

History#

  1. Version 1Record published in the CVE List.
  2. Version 2Most recent update recorded in the CVE List.