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CVE-2017-7117

HighPublished

An issue was discovered in certain Apple products. iOS before 11 is affected. Safari before 11 is affected. iCloud before 7.0 on Windows is affected. iTunes...

Published: Oct 23, 2017
Updated: Aug 5, 2024
Assigning CNA: apple
Evidence observed: Oct 4, 2017

Primary CVSS

8.8/ 10High

nvd · CVSS 3.0

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

EPSS probability estimate

12.1%

Moderate · next 30 days

Percentile: 96.0%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

An issue was discovered in certain Apple products. iOS before 11 is affected. Safari before 11 is affected. iCloud before 7.0 on Windows is affected. iTunes before 12.7 on Windows is affected. tvOS before 11 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site.

Sources

cve-2017-7117Exploit
Educational exploit for CVE-2017-7117, a type-confusion and use-after-free vulnerability in iOS 10.3.4 JavaScriptCore, demonstrating memory spraying and address leak techniques.
WebKit JSC - 'BytecodeGenerator::emitGetByVal' Incorrect Optimization (2)Exploit
Google Security Research · multiple · Oct 4, 2017

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