high
7.8
CWE
20 787
Advisory Published
CVE Published
Updated

CVE-2020-27923: Input Validation

First published: Thu Nov 05 2020(Updated: )

ImageIO. An out-of-bounds write was addressed with improved input validation.

Credit: Xingwei Lin Ant Security LightLei Sun Xingwei Lin Ant Security LightLei Sun Xingwei Lin Ant Security LightLei Sun Xingwei Lin Ant Security LightLei Sun Xingwei Lin Lei Sun product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple watchOS<7.1
7.1
Apple tvOS<14.2
14.2
Apple iOS<14.2
14.2
Apple iPadOS<14.2
14.2
Apple macOS Big Sur<11.1
11.1
Apple Catalina
Apple Mojave
Apple macOS Big Sur<11.0.1
11.0.1
Apple Mac OS X<11.1.0
Apple iPadOS<14.2
Apple iPhone OS<14.2
Apple Mac OS X<11.0.1
Apple tvOS<14.2
Apple watchOS<7.1

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2020-27923?

    CVE-2020-27923 is a vulnerability that allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted image file.

  • What software versions are affected by CVE-2020-27923?

    CVE-2020-27923 affects Apple iOS versions up to 14.2, Apple iPadOS versions up to 14.2, Apple tvOS versions up to 14.2, Apple macOS Big Sur versions up to 11.0.1, and Apple watchOS versions up to 7.1.

  • How can I fix CVE-2020-27923?

    To fix CVE-2020-27923, update your Apple devices to the latest available software version.

  • Are there any references for CVE-2020-27923?

    Yes, you can find more information about CVE-2020-27923 and its mitigations on the official Apple support website: [reference 1](https://support.apple.com/en-us/HT211929), [reference 2](https://support.apple.com/en-us/HT211930), [reference 3](https://support.apple.com/en-us/HT212011).

  • What is the Common Weakness Enumeration (CWE) ID of CVE-2020-27923?

    CVE-2020-27923 is associated with CWE-20, which is the weakness category for improper input validation.

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