CVE-2020-3847

CRITICAL

macOS Catalina <10.15.3 - Info Disclosure

Title source: llm
STIX 2.1

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.3. A remote attacker may be able to leak memory.

References (1)

Core 1
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/HT210919

Scores

CVSS v3 9.8
EPSS 0.0134
EPSS Percentile 80.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-125 CWE-20
Status published
Products (1)
apple/mac_os_x < 10.15.3
Published Apr 01, 2020
Tracked Since Feb 18, 2026