CVE-2021-30791 — Out-of-bounds Read in Apple Macos

CWE-125 — Out-of-bounds Read5 documents4 sources
Severity
5.5MEDIUMNVD
EPSS
0.3%
top 43.22%
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

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Processing a maliciously crafted file may disclose user information.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages6 packages

▶CVEListV5apple/macosunspecified — 11.5
▶NVDapple/macos< 11.5
▶NVDapple/mac_os_x10.14.0 — 10.14.6+3
▶CVEListV5apple/iosunspecified — 14.7
▶NVDapple/ipados< 14.7

🔴Vulnerability Details

2
GHSA
GHSA-c5r6-553p-7qm8: An out-of-bounds read was addressed with improved bounds checking↗2022-05-24
▶
CVEList
CVE-2021-30791: An out-of-bounds read was addressed with improved bounds checking↗2021-09-08
▶

📋Vendor Advisories

2
Apple
CVE-2021-30791: Security Update 2021-005 Mojave↗2021-07-21
▶
Apple
CVE-2021-30791: iOS 14.7 and iPadOS 14.7↗
▶
CVE-2021-30791 — Out-of-bounds Read in Apple Macos | cvebase