CVE-2021-1818

Published on: 04/02/2021 12:00:00 AM UTC

Last Modified on: 04/08/2021 06:05:00 PM UTC

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

Certain versions of Ipad Os from Apple contain the following vulnerability:

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

  • CVE-2021-1818 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as CRITICAL severity.

CVSS3 Score: 9.8 - CRITICAL

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 7.5 - HIGH

Access
Vector
Access
Complexity
Authentication
NETWORK LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL PARTIAL

CVE References

Description Tags Link
About the security content of tvOS 14.4 - Apple Support support.apple.com
text/html
URL Logo MISC support.apple.com/en-us/HT212149
About the security content of macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave - Apple Support support.apple.com
text/html
URL Logo MISC support.apple.com/en-us/HT212147
About the security content of iOS 14.4 and iPadOS 14.4 - Apple Support support.apple.com
text/html
URL Logo MISC support.apple.com/en-us/HT212146
About the security content of watchOS 7.3 - Apple Support support.apple.com
text/html
URL Logo MISC support.apple.com/en-us/HT212148

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System
AppleIpad OsAllAllAllAll
Operating
System
AppleIphone OsAllAllAllAll
Operating
System
AppleMacosAllAllAllAll
Operating
System
AppleMac Os XAllAllAllAll
Operating
System
AppleMac Os X10.14.6-AllAll
Operating
System
AppleMac Os X10.14.6security_update_2019-001AllAll
Operating
System
AppleMac Os X10.14.6security_update_2019-002AllAll
Operating
System
AppleMac Os X10.14.6security_update_2020-001AllAll
Operating
System
AppleMac Os X10.14.6security_update_2020-002AllAll
Operating
System
AppleMac Os X10.14.6security_update_2020-003AllAll
Operating
System
AppleMac Os X10.14.6security_update_2020-004AllAll
Operating
System
AppleMac Os X10.14.6security_update_2020-005AllAll
Operating
System
AppleMac Os X10.14.6security_update_2020-006AllAll
Operating
System
AppleMac Os X10.14.6security_update_2020-007AllAll
Operating
System
AppleMac Os X10.14.6supplemental_updateAllAll
Operating
System
AppleMac Os X10.14.6supplemental_update_2AllAll
Operating
System
AppleMac Os X10.15.7-AllAll
Operating
System
AppleMac Os X10.15.7security_update_2020-001AllAll
Operating
System
AppleMac Os X10.15.7supplemental_updateAllAll
Operating
System
AppleTvosAllAllAllAll
Operating
System
AppleWatchosAllAllAllAll
  • cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*:
  • cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*:
  • cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:-:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-001:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2019-002:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-001:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-002:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-003:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-004:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-005:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-006:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:security_update_2020-007:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update:*:*:*:*:*:*:
  • cpe:2.3:o:apple:mac_os_x:10.14.6:supplemental_update_2:*:*:*:*:*:*:
  • 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:supplemental_update:*:*:*:*:*:*:
  • cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*:
  • cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-1818 : A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11… twitter.com/i/web/status/1… 2021-04-02 19:03:12
Twitter Icon @Har_sia CVE-2021-1818 har-sia.info/CVE-2021-1818.… #HarsiaInfo 2021-04-03 18:28:03
Reddit Logo Icon /r/netcve CVE-2021-1818 2021-04-02 19:33:14
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