CVE-2021-1766

Severity

55%

Complexity

18%

Confidentiality

60%

This issue was addressed with improved checks. 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 image may lead to a denial of service.

CVSS 3.1 Base Score 5.5. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H).

CVSS 2.0 Base Score 4.3. CVSS Attack Vector: network. CVSS Attack Complexity: medium. CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P).

Overview

First reported 3 years ago

2021-04-02 18:15:00

Last updated 3 years ago

2021-04-09 00:38:00

Affected Software

Apple Mac OS X

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

Release Notes, Vendor Advisory

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

Release Notes, Vendor Advisory

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

Release Notes, Vendor Advisory

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

Release Notes, Vendor Advisory

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