CVE-2020-9961

high

Description

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Catalina 10.15.7, Security Update 2020-005 High Sierra, Security Update 2020-005 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.

References

Advisories
More

http://seclists.org/fulldisclosure/2020/Nov/22

http://seclists.org/fulldisclosure/2020/Nov/21

http://seclists.org/fulldisclosure/2020/Nov/20

http://seclists.org/fulldisclosure/2020/Nov/19

https://support.apple.com/kb/HT211952

https://support.apple.com/kb/HT211935

https://support.apple.com/kb/HT211850

https://support.apple.com/kb/HT211844

https://support.apple.com/kb/HT211843

https://support.apple.com/en-us/HT211849

Details

Source: Mitre, NVD

Published: 2020-10-27

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00468