What is CVE-2021-21786?

CVE-2021-21786 is a high-severity vulnerability in Iobit Advanced_systemcare_ultimate, classified under CWE-782. CVSS score: 7.8/10. Published 2021-07-07.

How severe is CVE-2021-21786?

High severity. CVSS v3 base score is 7.8 out of 10.

Privilege escalation in Iobit Advanced_systemcare_ultimate

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…

EPSS: 0.003 (21.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Iobit Advanced_systemcare_ultimate — versions 14.2.0.220
N/a Iobit — versions IOBit Advanced SystemCare Ultimate 14.2.0.220

Weakness classification (CWE)

References

talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-21786?: CVE-2021-21786 is a high-severity vulnerability in Iobit Advanced_systemcare_ultimate, classified under CWE-782. CVSS score: 7.8/10. Published 2021-07-07.
How severe is CVE-2021-21786?: High severity. CVSS v3 base score is 7.8 out of 10.