CVE-2021-30748 — Out-of-bounds Write in Apple Macos

CWE-787 — Out-of-bounds Write4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.9%
top 24.98%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
Apple IOSApple MacosApple Ipados+2 more
Timeline
PublishedSep 8
Latest updateMay 24

Description

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. An application may be able to execute arbitrary code with kernel privileges.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages6 packages

▶CVEListV5apple/macosunspecified — 11.5
▶NVDapple/macos< 11.5
▶CVEListV5apple/iosunspecified — 14.7
▶NVDapple/tvos< 14.7
▶NVDapple/ipados< 14.7

🔴Vulnerability Details

2
GHSA
GHSA-v33h-cmh6-v795: A memory corruption issue was addressed with improved state management↗2022-05-24
▶
CVEList
CVE-2021-30748: A memory corruption issue was addressed with improved state management↗2021-09-08
▶

📋Vendor Advisories

1
Apple
CVE-2021-30748: iOS 14.7 and iPadOS 14.7↗
▶
CVE-2021-30748 — Out-of-bounds Write in Apple Macos | cvebase