CVE-2018-4382: Buffer Overflow

Q: What is CVE-2018-4382?

CVE-2018-4382 is a vulnerability that affects multiple Apple software, including iOS, Safari, watchOS, iTunes, and iCloud for Windows.

Q: What is the severity of CVE-2018-4382?

CVE-2018-4382 has a severity rating of 8.8, which is classified as high.

Q: How does CVE-2018-4382 impact Apple devices?

CVE-2018-4382 can cause memory corruption on devices running affected versions of iOS, Safari, watchOS, iTunes, and iCloud for Windows.

Q: How can I mitigate the risk of CVE-2018-4382?

To mitigate the risk of CVE-2018-4382, it is recommended to update your Apple software to the latest versions available.

Q: Where can I find more information about CVE-2018-4382?

You can find more information about CVE-2018-4382 on the Apple support website.

Published Oct 30, 2018

Updated

Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iOS 12.1, tvOS 12.1, watchOS 5.1, Safari 12.0.1, iTunes 12.9.1, iCloud for Windows 7.8.

Other sources

WebKit. Multiple memory corruption issues were addressed with improved memory handling.

Credit

HyungSeok Han, DongHyeon Oh, Sang Kil Cha(KAIST Softsec Lab), Korea, lokihardt(Google Project Zero), zhunki(360 ESG Codesafe Team), ngg, alippai, DirtYiCE, KT(Tresorit working with Trend Micro), Yu Haiwan, Wu Hongjun(Nanyang Technological University working with Trend Micro), 010(Trend Micro)

Affected Software

13 affected componentsFixes available

Apple tvOS<12.1

12.1

Apple WatchOS<5.1

5.1

Apple iCloud for Windows<7.8

7.8

Apple iTunes for Windows<12.9.1

12.9.1

Apple Safari<12.0.1

12.0.1

Apple iOS<12.1

12.1

Apple Safari<12.0.1

Apple iPhone OS<12.1

Apple tvOS<12.1

Apple WatchOS<5.1

Apple iCloud<7.8

Apple iTunes<12.9.1

Microsoft Windows

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade tvOS to a version that resolves this vulnerability.
Fixed in 12.1
Upgrade
Upgrade Apple iOS, iPadOS, and watchOS to a version that resolves this vulnerability.
Fixed in 5.1
Upgrade
Upgrade Apple iCloud to a version that resolves this vulnerability.
Fixed in 7.8
Upgrade
Upgrade iTunes to a version that resolves this vulnerability.
Fixed in 12.9.1
Upgrade
Upgrade Safari to a version that resolves this vulnerability.
Fixed in 12.0.1
Upgrade
Upgrade Apple iOS and iPadOS to a version that resolves this vulnerability.
Fixed in 12.1
Upgrade
Upgrade iOS to a version that resolves this vulnerability.
Fixed in 12.1
Upgrade
Upgrade watchOS to a version that resolves this vulnerability.
Fixed in 5.1
Upgrade
Upgrade iCloud for Windows to a version that resolves this vulnerability.
Fixed in 7.8

Event History

Apr 3, 2019

CVE Published

via MITRE·05:43 PM

Data Sourced

via MITRE·05:43 PM

DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

What is CVE-2018-4382?

CVE-2018-4382 is a vulnerability that affects multiple Apple software, including iOS, Safari, watchOS, iTunes, and iCloud for Windows.

What is the severity of CVE-2018-4382?