CVE-2021-1818
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
8.1 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.008 Low
EPSS
Percentile
81.5%
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.
| Vendor | Product | Version | CPE |
|---|---|---|---|
| apple | iphone_os | * | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* |
| apple | ipad_os | * | cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* |
| apple | macos | * | cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* |
| apple | macos | * | cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* |
| apple | macos | * | cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* |
| apple | macos | * | cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* |
| apple | macos | * | cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* |
References
Social References
More
Related
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
8.1 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.008 Low
EPSS
Percentile
81.5%