CVE-2021-30698

A null pointer dereference was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, Safari 14.1.1, iOS 14.6 and iPadOS 14.6. A remote attacker may be able to cause a denial of service.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://support.apple.com/en-us/HT212528	Vendor Advisory
https://support.apple.com/en-us/HT212529	Vendor Advisory
https://support.apple.com/en-us/HT212534	Vendor Advisory
https://support.apple.com/en-us/HT212528	Vendor Advisory
https://support.apple.com/en-us/HT212529	Vendor Advisory
https://support.apple.com/en-us/HT212534	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:apple:safari::::::::
	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:macos::::::::

History

21 Nov 2024, 06:04

Type	Values Removed	Values Added
References	~~() https://support.apple.com/en-us/HT212528 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212528 - Vendor Advisory
References	~~() https://support.apple.com/en-us/HT212529 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212529 - Vendor Advisory
References	~~() https://support.apple.com/en-us/HT212534 - Vendor Advisory~~	() https://support.apple.com/en-us/HT212534 - Vendor Advisory

Information

Published : 2021-09-08 15:15

Updated : 2024-11-21 06:04

NVD link : CVE-2021-30698

Mitre link : CVE-2021-30698

CVE.ORG link : CVE-2021-30698

JSON object : View

Products Affected

apple

iphone_os
safari
macos
ipados

CWE

CWE-476

NULL Pointer Dereference

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