CVE-2021-30959 — Classic Buffer Overflow in Apple Macos

CWE-120 — Classic Buffer Overflow4 documents3 sources
Severity
5.5MEDIUMNVD
EPSS
0.2%
top 53.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Apple MacosApple MAC OS X
Timeline
PublishedAug 24
Latest updateDec 13

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. Parsing a maliciously crafted audio file may lead to disclosure of 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 Packages3 packages

▶CVEListV5apple/macosunspecified — 11.6+1
▶NVDapple/macos11.0 — 11.6.2
▶NVDapple/mac_os_x10.15 — 10.15.7+1

🔴Vulnerability Details

1
CVEList
CVE-2021-30959: A buffer overflow issue was addressed with improved memory handling↗2021-08-24
▶

📋Vendor Advisories

2
Apple
CVE-2021-30959: Security Update 2021-008 Catalina↗2021-12-13
▶
Apple
CVE-2021-30959: macOS Big Sur 11.6.2↗2021-12-13
▶
CVE-2021-30959 — Classic Buffer Overflow in Apple Macos | cvebase