HIGH CISA KEV

CVE-2020-9859

CVSS v3

7.8

HIGH

EPSS Score

0.2%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

Description

A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5.1 and iPadOS 13.5.1, macOS Catalina 10.15.5 Supplemental Update, tvOS 13.4.6, watchOS 6.2.6. An application may be able to execute arbitrary code with kernel privileges.

CISA Known Exploited Vulnerability

Date Added
11/3/2021
Patch Due Date
5/3/2022
Ransomware Use
Unknown

Technical details

Published
6/5/2020

Frequently asked questions

What is CVE-2020-9859?

A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5.1 and iPadOS 13.5.1, macOS Catalina 10.15.5 Supplemental Update, tvOS 13.4.6, watchOS 6.2.6. An application may be able to execute arbitrary code with kernel privileges.

Is CVE-2020-9859 actively exploited?

Yes. CVE-2020-9859 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 5/3/2022.

What is the CVSS score for CVE-2020-9859?

CVE-2020-9859 has a CVSS v3 base score of 7.8 (HIGH severity).

Is CVE-2020-9859 affecting your environment?

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