HIGH · 7.1

CVE-2021-30719

A local user may be able to cause unexpected system termination or read kernel memory. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. An out-of-bounds read issue was add...

Vulnerability Description

A local user may be able to cause unexpected system termination or read kernel memory. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. An out-of-bounds read issue was addressed by removing the vulnerable code.

CVSS Score

7.1

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
AppleMac Os X>= 10.15, <= 10.15.6
AppleMacos>= 11.0, < 11.4

Related Weaknesses (CWE)

References

FAQ

What is CVE-2021-30719?

CVE-2021-30719 is a vulnerability with a CVSS score of 7.1 (HIGH). A local user may be able to cause unexpected system termination or read kernel memory. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. An out-of-bounds read issue was add...

How severe is CVE-2021-30719?

CVE-2021-30719 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-30719?

Check the references section above for vendor advisories and patch information. Affected products include: Apple Mac Os X, Apple Macos.