CVE-2021-21786

High

A privilege escalation vulnerability exists in the IOCTL 0x9c406144 handling of IOBit Advanced SystemCare Ultimate 14.2.0.220. A specially…

talos·CWE-782·Published 2021-07-07

CVSS

7.8

EPSS

0.00

KEV

Exploits

cve.orgen

273 chars

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.

NVDen

273 chars

NVDes

327 chars

Se presenta una vulnerabilidad de escalada de privilegios en el manejo de IOCTL 0x9c406144 de IOBit Advanced SystemCare Ultimate versión 14.2.0.220. Un paquete de petición de I/O (IRP) especialmente diseñado puede conllevar a un aumento de privilegios. Un atacante puede enviar un IRP malicioso para activar esta vulnerabilidad

CVSS metrics across sources

Version	Type	Source	Base	Exp	Impact	Vector
2.0	Primary	NVD	4.6	3.9	6.4	AV:L/AC:L/Au:N/C:P/I:P/A:P
3.0	Primary	cve.org	8.8	—	—	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
3.0	Primary	cve.org	8.8	—	—	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
3.0	Secondary	NVD	8.8	2.0	6.0	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
3.1	Primary	NVD	7.8	1.8	5.9	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H