CVE-2021-30857

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-30857
A race condition was addressed with improved locking. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, tvOS 15, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. A malicious application may be able to execute arbitrary code with kernel privileges.

7.0 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.6 /10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:H/Au:N/C:C/I:C/A:C

Exploitability : 4.9 / Impact : 10.0

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References
Link Resource
https://support.apple.com/en-us/HT212804
https://support.apple.com/en-us/HT212805
https://support.apple.com/en-us/HT212807
https://support.apple.com/en-us/HT212814
https://support.apple.com/en-us/HT212815
https://support.apple.com/en-us/HT212819
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
History

01 Nov 2021, 13:44

Type Values Removed Values Added
CPE cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*
CWE CWE-362
CVSS v2 : unknown
v3 : unknown 		v2 : 7.6
v3 : 7.0
References (MISC) https://support.apple.com/en-us/HT212814 - (MISC) https://support.apple.com/en-us/HT212814 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212815 - (MISC) https://support.apple.com/en-us/HT212815 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212804 - (MISC) https://support.apple.com/en-us/HT212804 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212819 - (MISC) https://support.apple.com/en-us/HT212819 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212805 - (MISC) https://support.apple.com/en-us/HT212805 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212807 - (MISC) https://support.apple.com/en-us/HT212807 - Vendor Advisory

28 Oct 2021, 19:15

Type Values Removed Values Added
Summary ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none. A race condition was addressed with improved locking. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, tvOS 15, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. A malicious application may be able to execute arbitrary code with kernel privileges.
References
  • (MISC) https://support.apple.com/en-us/HT212814 -
  • (MISC) https://support.apple.com/en-us/HT212804 -
  • (MISC) https://support.apple.com/en-us/HT212819 -
  • (MISC) https://support.apple.com/en-us/HT212815 -
  • (MISC) https://support.apple.com/en-us/HT212805 -
  • (MISC) https://support.apple.com/en-us/HT212807 -

24 Aug 2021, 19:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-08-24 19:15

Updated : 2024-02-04 21:47

NVD link : CVE-2021-30857

Mitre link : CVE-2021-30857

CVE.ORG link : CVE-2021-30857

JSON object : View

Products Affected

apple

  • iphone_os
  • ipados
  • macos
  • watchos
  • mac_os_x
  • tvos
CWE
CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')