7.1
CWE
20 119
Advisory Published
CVE Published
Updated

CVE-2017-13820: Input Validation

First published: Mon Sep 25 2017(Updated: )

An issue was discovered in certain Apple products. macOS before 10.13.1 is affected. The issue involves the "ATS" component. It allows remote attackers to obtain sensitive information from process memory or cause a denial of service (memory corruption) via a crafted font.

Credit: John Villamil Doyensec John Villamil Doyensec product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple Mac OS X<=10.13.0
Apple macOS High Sierra<10.13.1
10.13.1
Apple Sierra
Apple El Capitan
Apple macOS High Sierra<10.13
10.13

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Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2017-13820?

    CVE-2017-13820 is a memory corruption vulnerability that affects certain versions of macOS High Sierra and allows remote attackers to obtain sensitive information or cause a denial of service.

  • How does CVE-2017-13820 impact macOS High Sierra?

    CVE-2017-13820 allows remote attackers to obtain sensitive information from process memory or cause a denial of service (memory corruption) on macOS High Sierra.

  • How can this vulnerability be exploited?

    This vulnerability can be exploited by remote attackers through a crafted font, which can lead to memory corruption and the exposure of sensitive information on the affected system.

  • What is the severity of CVE-2017-13820?

    CVE-2017-13820 has a severity rating of 7.1 (high).

  • Is there a fix for CVE-2017-13820?

    Yes, it is recommended to update macOS High Sierra to version 10.13.1 or later to mitigate the vulnerability.

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