CVE-2020-3877

published 2020-02-27

CVE-2020-3877: An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.3, watchOS 6.1.2. A remote attacker may be able…

Priority P3 40 high 7.5 CVSS 3.1

AV N AC L PR N UI N S U C N I N A H

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.3, watchOS 6.1.2. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
apple	mac_os_x	< 10.15.3	10.15.3
apple	macos	>= unspecified < macOS Catalina 10.15.3	macOS Catalina 10.15.3
apple	watchos	< 6.1.2	6.1.2
apple	watchos	>= unspecified < watchOS 6.1.2	watchOS 6.1.2

CVSS provenance

nvd v3.1 7.5 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvd v2.0 5.0 MEDIUM AV:N/AC:L/Au:N/C:N/I:N/A:P

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.

CWE-125