CVE-2021-30758 — Type Confusion in Apple Macos

CWE-843 — Type Confusion9 documents8 sources
Severity
8.8HIGHNVD
EPSS
0.3%
top 42.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Apple IOSApple MacosApple Iphone OS+3 more
Timeline
PublishedSep 8
Latest updateMay 24

Description

A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages7 packages

▶NVDapple/tvos< 14.7
▶CVEListV5apple/macosunspecified — 11.5+3
▶NVDapple/macos< 11.5
▶NVDapple/safari< 14.1.2
▶NVDapple/watchos< 7.6

🔴Vulnerability Details

3
GHSA
GHSA-7qcx-m2gc-9659: A type confusion issue was addressed with improved state handling↗2022-05-24
▶
OSV
CVE-2021-30758: A type confusion issue was addressed with improved state handling↗2021-09-08
▶
CVEList
CVE-2021-30758: A type confusion issue was addressed with improved state handling↗2021-09-08
▶

📋Vendor Advisories

5
Ubuntu
WebKitGTK vulnerabilities↗2021-07-28
▶
Red Hat
webkitgtk: Type confusion leading to arbitrary code execution↗2021-07-28
▶
Apple
CVE-2021-30758: Safari 14.1.2↗2021-07-19
▶
Debian
CVE-2021-30758: webkit2gtk - A type confusion issue was addressed with improved state handling. This issue is...↗2021
▶
Apple
CVE-2021-30758: iOS 14.7 and iPadOS 14.7↗
▶
CVE-2021-30758 — Type Confusion in Apple Macos | cvebase