HIGH CISA KEV

CVE-2021-30869

CVSS v3

7.8

HIGH

EPSS Score

2.0%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

Description

A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 12.5.5, iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, Security Update 2021-006 Catalina. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of reports that an exploit for this issue exists in the wild.

CISA Known Exploited Vulnerability

Date Added
11/3/2021
Patch Due Date
11/17/2021
Ransomware Use
Unknown

Technical details

Published
8/24/2021

Frequently asked questions

What is CVE-2021-30869?

A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 12.5.5, iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, Security Update 2021-006 Catalina. A malicious application may be able to execute arbitrary code with kernel privileges. Apple is aware of reports that an exploit for this issue exists in the wild.

Is CVE-2021-30869 actively exploited?

Yes. CVE-2021-30869 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 11/17/2021.

What is the CVSS score for CVE-2021-30869?

CVE-2021-30869 has a CVSS v3 base score of 7.8 (HIGH severity).

Is CVE-2021-30869 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.