CVE-2021-30719

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.

Related CPE's

oapplemac_os_x********

vulnerable

oapplemac_os_x10.15.7-******

vulnerable

oapplemac_os_x10.15.7security_update_2020******

vulnerable

oapplemac_os_x10.15.7security_update_2020-001******

vulnerable

oapplemac_os_x10.15.7security_update_2020-005******

vulnerable

oapplemac_os_x10.15.7security_update_2020-007******

vulnerable

oapplemac_os_x10.15.7security_update_2021-001******

vulnerable

oapplemac_os_x10.15.7security_update_2021-002******

vulnerable

oapplemac_os_x10.15.7supplemental_update******

vulnerable

oapplemacos********

vulnerable

References

https://support.apple.com/en-us/HT212530

Release NotesVendor Advisory

https://support.apple.com/en-us/HT212529

Release NotesVendor Advisory

CvssV3 impact

BaseSeverity

HIGH

ConfidentialityImpact

HIGH

AttackComplexity

LOW

Scope

UNCHANGED

AttackVector

LOCAL

AvailabilityImpact

HIGH

IntegrityImpact

NONE

PrivilegesRequired

LOW

BaseScore

7.1

VectorString

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Version

3.1

UserInteraction

NONE

CvssV2 impact

AccessComplexity

LOW

ConfidentialityImpact

COMPLETE

AvailabilityImpact

COMPLETE

IntegrityImpact

NONE

BaseScore

6.6

VectorString

AV:L/AC:L/Au:N/C:C/I:N/A:C

Version

2.0

AccessVector

LOCAL

Authentication

NONE

Created by Yello
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