HIGH CISA KEV

CVE-2021-30983

CVSS v3

7.8

HIGH

EPSS Score

0.7%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An application may be able to execute arbitrary code with kernel privileges.

CISA Known Exploited Vulnerability

Date Added
6/27/2022
Patch Due Date
7/18/2022
Ransomware Use
Unknown

Technical details

Published
8/24/2021

Frequently asked questions

What is CVE-2021-30983?

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An application may be able to execute arbitrary code with kernel privileges.

Is CVE-2021-30983 actively exploited?

Yes. CVE-2021-30983 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 7/18/2022.

What is the CVSS score for CVE-2021-30983?

CVE-2021-30983 has a CVSS v3 base score of 7.8 (HIGH severity).

Is CVE-2021-30983 affecting your environment?

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