MEDIUM CISA KEV

CVE-2020-27950

CVSS v3

5.5

MEDIUM

EPSS Score

46.2%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

Description

A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory.

CISA Known Exploited Vulnerability

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

Technical details

Published
12/8/2020

Frequently asked questions

What is CVE-2020-27950?

A memory initialization issue was addressed. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.1, iOS 12.4.9, watchOS 6.2.9, Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave, iOS 14.2 and iPadOS 14.2, watchOS 5.3.9, macOS Catalina 10.15.7 Supplemental Update, macOS Catalina 10.15.7 Update. A malicious application may be able to disclose kernel memory.

Is CVE-2020-27950 actively exploited?

Yes. CVE-2020-27950 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-2020-27950?

CVE-2020-27950 has a CVSS v3 base score of 5.5 (MEDIUM severity).

Is CVE-2020-27950 affecting your environment?

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