CVE-2021-1821

A logic issue was addressed with improved state management. This issue is fixed in watchOS 7.6, macOS Big Sur 11.5. Visiting a maliciously crafted webpage may lead to a system denial of service.

CVSS v3 6.5 MEDIUM
CVSS v2.0 7.1 HIGH

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

7.1^/10

CVSS v2.0 : HIGH

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

Exploitability : 8.6 / Impact : 6.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
https://support.apple.com/en-us/HT212602	Vendor Advisory
https://support.apple.com/en-us/HT212605	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:macos::::::::
	cpe:2.3:o:apple:watchos::::::::

History

No history.

Information

Published : 2021-10-28 19:15

Updated : 2024-02-28 18:48

NVD link : CVE-2021-1821

Mitre link : CVE-2021-1821

CVE.ORG link : CVE-2021-1821

JSON object : View

Products Affected

apple

watchos
macos

CWE

NVD-CWE-noinfo

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