CVE-2021-30842

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-30842
This issue was addressed with improved checks. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, Security Update 2021-005 Catalina, tvOS 15, iOS 15 and iPadOS 15, watchOS 8. Processing a maliciously crafted dfont file may lead to arbitrary code execution.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
http://seclists.org/fulldisclosure/2021/Oct/61 Mailing List Release Notes Third Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/62 Mailing List Release Notes Third Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/63 Mailing List Release Notes Third Party Advisory
https://support.apple.com/en-us/HT212804 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212805 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212807 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212814 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212815 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212819 Release Notes Vendor Advisory
http://seclists.org/fulldisclosure/2021/Oct/61 Mailing List Release Notes Third Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/62 Mailing List Release Notes Third Party Advisory
http://seclists.org/fulldisclosure/2021/Oct/63 Mailing List Release Notes Third Party Advisory
https://support.apple.com/en-us/HT212804 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212805 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212807 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212814 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212815 Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212819 Release Notes Vendor Advisory
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:*:*:*:*:*:*
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_2020-005:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*
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

21 Nov 2024, 06:04

Type Values Removed Values Added
References () http://seclists.org/fulldisclosure/2021/Oct/61 - Mailing List, Release Notes, Third Party Advisory () http://seclists.org/fulldisclosure/2021/Oct/61 - Mailing List, Release Notes, Third Party Advisory
References () http://seclists.org/fulldisclosure/2021/Oct/62 - Mailing List, Release Notes, Third Party Advisory () http://seclists.org/fulldisclosure/2021/Oct/62 - Mailing List, Release Notes, Third Party Advisory
References () http://seclists.org/fulldisclosure/2021/Oct/63 - Mailing List, Release Notes, Third Party Advisory () http://seclists.org/fulldisclosure/2021/Oct/63 - Mailing List, Release Notes, Third Party Advisory
References () https://support.apple.com/en-us/HT212804 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212804 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/HT212805 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212805 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/HT212807 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212807 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/HT212814 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212814 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/HT212815 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212815 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/HT212819 - Release Notes, Vendor Advisory () https://support.apple.com/en-us/HT212819 - Release Notes, Vendor Advisory

27 Oct 2021, 20:15

Type Values Removed Values Added
References
  • (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/61 -
  • (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/63 -
  • (FULLDISC) http://seclists.org/fulldisclosure/2021/Oct/62 -

25 Oct 2021, 13:41

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : 6.8
v3 : 7.8
CWE NVD-CWE-noinfo
CPE cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:*
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:watchos:*:*:*:*:*:*:*:*
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:supplemental_update:*:*:*:*:*:*
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
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_2020:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
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

19 Oct 2021, 14:50

Type Values Removed Values Added
New CVE
Information

Published : 2021-10-19 14:15

Updated : 2024-11-21 06:04

NVD link : CVE-2021-30842

Mitre link : CVE-2021-30842

CVE.ORG link : CVE-2021-30842

JSON object : View

Products Affected

apple

  • iphone_os
  • watchos
  • mac_os_x
  • tvos
  • macos
  • ipados
CWE
NVD-CWE-noinfo