CVE-2021-30979

high

Description

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.1, iOS 15.2 and iPadOS 15.2, macOS Big Sur 11.6.2, Security Update 2021-008 Catalina. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.

References

https://support.apple.com/en-us/HT212978

https://support.apple.com/en-us/HT212979

https://support.apple.com/en-us/HT212976

https://support.apple.com/en-us/HT212981

https://www.zerodayinitiative.com/advisories/ZDI-22-358/

Details

Source: MITRE

Published: 2021-08-24

Updated: 2022-02-22

Type: CWE-120

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