CVE-2020-9999

high

Description

A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.0.1, iTunes for Windows 12.10.9. Processing a maliciously crafted text file may lead to arbitrary code execution.

References

https://support.apple.com/en-us/HT211931

https://support.apple.com/en-us/HT211952

http://seclists.org/fulldisclosure/2020/Dec/32

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

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

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

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

Details

Source: MITRE

Published: 2020-12-08

Updated: 2021-07-21

Type: CWE-119

Risk Information

CVSS v2

Base Score: 6.8

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

Impact Score: 6.4

Exploitability Score: 8.6

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

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH