CVE-2021-30853 — Out-of-bounds Write in Apple Macos

CWE-787 — Out-of-bounds Write2 documents2 sources
Severity
5.5MEDIUMNVD
EPSS
0.2%
top 59.29%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Apple MacosApple Macos BIG SUR
Timeline
PublishedAug 24
Latest updateSep 13

Description

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.6. A malicious application may bypass Gatekeeper checks.

CVSS vector

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

Affected Packages3 packages

▶CVEListV5apple/macosunspecified — 11.6
▶NVDapple/macos< 11.6

📋Vendor Advisories

1
Apple
CVE-2021-30853: macOS Big Sur 11.6↗2021-09-13
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