6.5

CVE-2021-21790

Exploit
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 two bytes from the given I/O device, potentially leaking sensitive device data to unprivileged users.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Iobit ≫ Advanced Systemcare Ultimate Version14.2.0.220
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.06% 0.181
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
nvd@nist.gov 2.1 3.9 2.9
AV:L/AC:L/Au:N/C:P/I:N/A:N
talos-cna@cisco.com 6.5 2 4
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CWE-782 Exposed IOCTL with Insufficient Access Control

The product implements an IOCTL with functionality that should be restricted, but it does not properly enforce access control for the IOCTL.