CVE-2021-30738 — Apple Macos vulnerability

5 documents4 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 81.16%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Apple MacosApple MAC OS X
Timeline
PublishedSep 8
Latest updateMay 24

Description

A malicious application may be able to overwrite arbitrary files. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-004 Mojave. An issue with path validation logic for hardlinks was addressed with improved path sanitization.

CVSS vector

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

Affected Packages3 packages

▶CVEListV5apple/macosunspecified — 11.4+1
▶NVDapple/macos11.0.1 — 11.4
▶NVDapple/mac_os_x10.14.0 — 10.14.5+1

🔴Vulnerability Details

2
GHSA
GHSA-r24w-f52g-qphg: A malicious application may be able to overwrite arbitrary files↗2022-05-24
▶
CVEList
CVE-2021-30738: A malicious application may be able to overwrite arbitrary files↗2021-09-08
▶

📋Vendor Advisories

2
Apple
CVE-2021-30738: Security Update 2021-004 Mojave↗2021-05-24
▶
Apple
CVE-2021-30738: macOS Big Sur 11.4↗2021-05-24
▶
CVE-2021-30738 — Apple Macos vulnerability | cvebase