CVE-2020-3903 — Out-of-bounds Write in Apple Macos

CWE-787 — Out-of-bounds WriteCWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer2 documents2 sources
Severity
7.8HIGHNVD
EPSS
0.3%
top 46.45%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Apple MacosApple MAC OS X
Timeline
PublishedApr 1
Latest updateMay 24

Description

A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Catalina 10.15.4. An application may be able to execute arbitrary code with system 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 Packages2 packages

▶CVEListV5apple/macosunspecified — macOS Catalina 10.15.4
▶NVDapple/mac_os_x< 10.15.4

🔴Vulnerability Details

1
GHSA
GHSA-rjwh-crhw-x272: A memory corruption issue was addressed with improved memory handling↗2022-05-24
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CVE-2020-3903 — Out-of-bounds Write in Apple Macos | cvebase