CVE-2019-8551: XSS
A logic issue was addressed with improved validation. This issue is fixed in iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to universal cross site scripting.
Other sources
Processing maliciously crafted web content may lead to universal cross site scripting. A logic issue was addressed with improved validation.
Reference: https://webkitgtk.org/security/WSA-2019-0002.html https://wpewebkit.org/security/WSA-2019-0002.html
— Red Hat
WebKit. A logic issue was addressed with improved validation.
Credit
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/webkitgtkto a version that resolves this vulnerability.Fixed in 2.24.0 - Upgrade
Upgrade
tvOSto a version that resolves this vulnerability.Fixed in 12.2 - Upgrade
Upgrade
Apple iCloudto a version that resolves this vulnerability.Fixed in 7.11 - Upgrade
Upgrade
iTunesto a version that resolves this vulnerability.Fixed in 12.9.4 - Upgrade
Upgrade
Safarito a version that resolves this vulnerability.Fixed in 12.1 - Upgrade
Upgrade
Apple iOS and iPadOSto a version that resolves this vulnerability.Fixed in 12.2 - Upgrade
Upgrade
debian/webkit2gtkto a version that resolves this vulnerability.Fixed in 2.44.2-1~deb11u1Fixed in 2.50.4-1~deb11u1Fixed in 2.50.4-1~deb12u1Fixed in 2.50.4-1~deb13u1Fixed in 2.50.5-1 - Upgrade
Upgrade
alpine/webkit2gtkto a version that resolves this vulnerability.Fixed in 2.24.1-r0 - Upgrade
Upgrade
iOSto a version that resolves this vulnerability.Fixed in 12.2 - Upgrade
Upgrade
iTunes for Windowsto a version that resolves this vulnerability.Fixed in 12.9.4 - Upgrade
Upgrade
iCloud for Windowsto a version that resolves this vulnerability.Fixed in 7.11
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2019-6203
- CVE-2019-8516
- CVE-2019-8552
- CVE-2019-8542
- CVE-2019-8906
- CVE-2019-7286
- CVE-2019-8553
- CVE-2019-8545
- CVE-2019-5608
- CVE-2019-8547
- CVE-2019-8525
- CVE-2019-8527
- CVE-2019-8528
- CVE-2019-8540
- CVE-2019-8514
- CVE-2019-7293
- CVE-2019-6207
- CVE-2019-8510
- CVE-2019-8532
- CVE-2019-8549
- CVE-2019-8618
- CVE-2019-8531
- CVE-2019-8502
- CVE-2019-8517
- CVE-2019-8551
- CVE-2019-8535
- CVE-2019-6201
- CVE-2019-8518
- CVE-2019-8523
- CVE-2019-8524
- CVE-2019-8558
- CVE-2019-8559
- CVE-2019-8563
- CVE-2019-8638
- CVE-2019-8639
- CVE-2019-8562
- CVE-2019-8515
- CVE-2019-8536
- CVE-2019-8544
- CVE-2019-7285
- CVE-2019-8556
- CVE-2019-8506
- CVE-2019-8503
- CVE-2019-7292
- CVE-2019-8530
- CVE-2019-6232
- CVE-2019-6236
- CVE-2019-6204
- CVE-2019-8505
- CVE-2019-8538
- CVE-2019-8511
- CVE-2019-8512
- CVE-2019-8550
- CVE-2019-8565
- CVE-2019-8521
- CVE-2019-8504
- CVE-2019-8529
- CVE-2019-7284
- CVE-2019-8546
- CVE-2019-8541
- CVE-2019-8566
- CVE-2019-8554
- CVE-2019-6222
- CVE-2019-8567
Frequently Asked Questions
What is CVE-2019-8551?
CVE-2019-8551 is a vulnerability in WebKit that can lead to universal cross-site scripting when processing malicious web content.
Which software versions are affected by CVE-2019-8551?
iOS versions up to, but excluding, 12.2, tvOS versions up to, but excluding, 12.2, Safari versions up to, but excluding, 12.1, iTunes for Windows versions up to, but excluding, 12.9.4, and iCloud for Windows versions up to, but excluding, 7.11 are affected by CVE-2019-8551.
How severe is CVE-2019-8551?
CVE-2019-8551 has a severity rating of 6.1, which is considered medium.
How can I fix CVE-2019-8551?
To fix CVE-2019-8551, update your iOS device to version 12.2 or later, update your tvOS device to version 12.2 or later, update Safari to version 12.1 or later, update iTunes for Windows to version 12.9.4 or later, and update iCloud for Windows to version 7.11 or later.
Where can I find more information about CVE-2019-8551?
You can find more information about CVE-2019-8551 in the following references: [Link 1](https://support.apple.com/en-us/HT209599), [Link 2](https://support.apple.com/en-us/HT209601), [Link 3](https://support.apple.com/HT209599)