CVE-2021-30943

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-30943
An issue in the handling of group membership was resolved with improved logic. This issue is fixed in iOS 15.2 and iPadOS 15.2, watchOS 8.3, macOS Monterey 12.1. A malicious user may be able to leave a messages group but continue to receive messages in that group.

4.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

4.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:S/C:P/I:N/A:N

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
https://support.apple.com/en-us/HT212975
https://support.apple.com/en-us/HT212976
https://support.apple.com/en-us/HT212978
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
History

07 Nov 2023, 03:33

Type Values Removed Values Added
References (MISC) https://support.apple.com/en-us/HT212975 - Vendor Advisory () https://support.apple.com/en-us/HT212975 -
References (MISC) https://support.apple.com/en-us/HT212978 - Vendor Advisory () https://support.apple.com/en-us/HT212978 -
References (MISC) https://support.apple.com/en-us/HT212976 - Vendor Advisory () https://support.apple.com/en-us/HT212976 -

09 Jan 2023, 16:41

Type Values Removed Values Added
First Time Apple ipados
CPE cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*

31 May 2022, 23:27

Type Values Removed Values Added
CWE CWE-613
First Time Apple iphone Os
Apple ipad Os
Apple watchos
Apple macos
Apple
CVSS v2 : unknown
v3 : unknown 		v2 : 4.0
v3 : 4.3
CPE cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*
References (MISC) https://support.apple.com/en-us/HT212978 - (MISC) https://support.apple.com/en-us/HT212978 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212976 - (MISC) https://support.apple.com/en-us/HT212976 - Vendor Advisory
References (MISC) https://support.apple.com/en-us/HT212975 - (MISC) https://support.apple.com/en-us/HT212975 - Vendor Advisory

26 May 2022, 17:15

Type Values Removed Values Added
References
  • (MISC) https://support.apple.com/en-us/HT212978 -
  • (MISC) https://support.apple.com/en-us/HT212976 -
  • (MISC) https://support.apple.com/en-us/HT212975 -
Summary ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none. An issue in the handling of group membership was resolved with improved logic. This issue is fixed in iOS 15.2 and iPadOS 15.2, watchOS 8.3, macOS Monterey 12.1. A malicious user may be able to leave a messages group but continue to receive messages in that group.

24 Aug 2021, 19:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-08-24 19:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-30943

Mitre link : CVE-2021-30943

CVE.ORG link : CVE-2021-30943

JSON object : View

Products Affected

apple

  • iphone_os
  • watchos
  • macos
  • ipados
CWE
CWE-613

Insufficient Session Expiration