CVE-2018-4409: Input Validation
First published: Tue Oct 30 2018(Updated: )
WebKit. A resource exhaustion issue was addressed with improved input validation.
Credit: Sabri Haddouche @pwnsdx Wire Swiss GmbHSabri Haddouche @pwnsdx Wire Swiss GmbHSabri Haddouche @pwnsdx Wire Swiss GmbHSabri Haddouche @pwnsdx Wire Swiss GmbHSabri Haddouche @pwnsdx Wire Swiss GmbH product-security@apple.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| 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 tvOS | <12.1 | 12.1 |
| Apple iOS | <12.1 | 12.1 |
| Apple Safari | <12.0.1 | |
| Apple iPhone OS | <12.1 | |
| Apple tvOS | <12.1 | |
| Apple iCloud | <7.8 | |
| Apple iTunes | <12.9.1 | |
| Microsoft Windows |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://support.apple.com/en-us/HT209192 (Advisory)
- https://support.apple.com/en-us/HT209194 (Advisory)
- https://support.apple.com/en-us/HT209196 (Advisory)
- https://support.apple.com/en-us/HT209197 (Advisory)
- https://support.apple.com/en-us/HT209198 (Advisory)
- https://support.apple.com/kb/HT209192
- https://support.apple.com/kb/HT209194
- https://support.apple.com/kb/HT209196
- https://support.apple.com/kb/HT209197
- https://support.apple.com/kb/HT209198
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- CVE-2018-4398
- CVE-2018-4374
- CVE-2018-4377
- CVE-2018-4372
- CVE-2018-4373
- CVE-2018-4375
- CVE-2018-4376
- CVE-2018-4382
- CVE-2018-4386
- CVE-2018-4392
- CVE-2018-4416
- CVE-2018-4409
- CVE-2018-4378
- CVE-2018-4394
- CVE-2018-4371
- CVE-2018-4420
- CVE-2018-4413
- CVE-2018-4419
- CVE-2018-4381
- CVE-2018-4369
- CVE-2018-4368
- CVE-2018-4384
- CVE-2018-4339
- CVE-2018-4365
- CVE-2018-4366
- CVE-2018-4367
- CVE-2018-4427
- CVE-2018-4390
- CVE-2018-4391
- CVE-2018-4388
- CVE-2018-4400
- CVE-2018-4387
- CVE-2018-4385
Frequently Asked Questions
What is CVE-2018-4409?
CVE-2018-4409 is a vulnerability in WebKit that allows for a resource exhaustion issue due to improved input validation.
Which software versions are affected by CVE-2018-4409?
Versions prior to iOS 12.1, tvOS 12.1, Safari 12.0.1, iTunes 12.9.1, and iCloud for Windows 7.8 are affected by CVE-2018-4409.
What is the severity of CVE-2018-4409?
CVE-2018-4409 has a severity value of 6.5, indicating a medium severity.
How can I fix CVE-2018-4409?
To fix CVE-2018-4409, update your software to iOS 12.1 or later, tvOS 12.1 or later, Safari 12.0.1 or later, iTunes 12.9.1 or later, or iCloud for Windows 7.8 or later.
Where can I find more information about CVE-2018-4409?
You can find more information about CVE-2018-4409 on the Apple support website at the following links: [Link 1](https://support.apple.com/kb/HT209192), [Link 2](https://support.apple.com/kb/HT209194), [Link 3](https://support.apple.com/kb/HT209196).
- collector/apple-support
- agent/type
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- agent/software-canonical-lookup-request
- agent/severity
- agent/references
- agent/weakness
- agent/author
- agent/tags
- agent/description
- agent/event
- collector/nvd-index
- vendor/apple
- canonical/apple icloud for windows
- canonical/apple itunes for windows
- canonical/apple safari
- canonical/apple tvos
- canonical/apple ios
- canonical/apple iphone os
- canonical/apple icloud
- canonical/apple itunes
- vendor/microsoft
- canonical/microsoft windows