CVE-2021-30687

medium

Description

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in tvOS 14.6, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted image may lead to disclosure of user information.

References

https://support.apple.com/en-us/HT212530

https://support.apple.com/en-us/HT212531

https://support.apple.com/en-us/HT212529

https://support.apple.com/en-us/HT212528

https://support.apple.com/en-us/HT212532

https://support.apple.com/en-us/HT212533

Details

Source: MITRE

Published: 2021-09-08

Updated: 2021-09-17

Type: CWE-125

Risk Information

CVSS v2

Base Score: 4.3

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

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM