CVE-2020-27919 — Out-of-bounds Write in Apple Macos

CWE-787 — Out-of-bounds Write3 documents3 sources
Severity
7.8HIGHNVD
EPSS
0.6%
top 30.03%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Apple MacosApple MAC OS X
Timeline
PublishedApr 2
Latest updateMay 24

Description

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1. Processing a maliciously crafted image may lead to arbitrary code execution.

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 — 11.0+1
▶NVDapple/mac_os_x< 11.0.1+1

🔴Vulnerability Details

2
GHSA
GHSA-5fwj-8x25-jvr2: An out-of-bounds write was addressed with improved input validation↗2022-05-24
▶
CVEList
CVE-2020-27919: An out-of-bounds write was addressed with improved input validation↗2021-04-02
▶
CVE-2020-27919 — Out-of-bounds Write in Apple Macos | cvebase