CVE-2021-30666

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 12.5.3. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

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

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
https://support.apple.com/en-us/HT212341	Release Notes Vendor Advisory
https://support.apple.com/en-us/HT212341	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*

History

21 Nov 2024, 06:04

Type	Values Removed	Values Added
References	~~() https://support.apple.com/en-us/HT212341 - Release Notes, Vendor Advisory~~	() https://support.apple.com/en-us/HT212341 - Release Notes, Vendor Advisory

Information

Published : 2021-09-08 15:15

Updated : 2024-11-21 06:04

NVD link : CVE-2021-30666

Mitre link : CVE-2021-30666

CVE.ORG link : CVE-2021-30666

JSON object : View

Products Affected

apple

iphone_os

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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