CVE-2021-1772

high

Description

A stack overflow was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted text file may lead to arbitrary code execution.

References

https://support.apple.com/en-us/HT212146

https://support.apple.com/en-us/HT212147

https://support.apple.com/en-us/HT212148

https://support.apple.com/en-us/HT212149

https://www.zerodayinitiative.com/advisories/ZDI-21-758/

Details

Source: Mitre, NVD

Published: 2021-04-02

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:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Severity: High