Home/CVE/A logic issue existed in the handling of synchronous page loads. This issue was addressed with improved state management
CVE

CVE-2019-8649

A logic issue existed in the handling of synchronous page loads. This issue was addressed with improved state management

A logic issue existed in the handling of synchronous page loads. This issue was addressed with improved state management. This issue is fixed in iOS 12.4, macOS Mojave 10.14.6, tvOS 12.4, Safari 12.1.2, iTunes for Windows 12.9.6, iCloud for Windows 7.13, iCloud for Windows 10.6.

Processing maliciously crafted web content may lead to universal cross site scripting.

MEDIUM · CVSS 6.1 EPSS 0.08534
Schedule remediation
  • EPSS percentile: top 7% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
▤

Affected Products & Versions

7
apple icloud< 7.13
apple icloud>= 10.0 and < 10.6
apple itunes< 12.9.6
apple safari< 12.1.2
apple iphone os< 12.4
apple mac os x< 10.14.6
apple tvos< 12.4
⚠

Public Exploits & PoCs

1
dosWebKit - Universal Cross-Site Scripting due to Synchronous Page Loadsverified
▣

Scoring & Timeline

6.1
MEDIUM · CVSS v3.1 · product-security@apple.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD18 Dec 2019 · 06:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
⚑

Vendor Advisories

8
rhsaRHSA-2020:4035Moderate
rhsaRHEA-2019:4262Moderate
suse-csafSUSE-SU-2019:2345-2
suse-csafopenSUSE-SU-2019:2207-1
suse-csafopenSUSE-SU-2019:2208-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.apple.com/HT210346Vendor Advisory
https://support.apple.com/HT210348Vendor Advisory
https://support.apple.com/HT210351Vendor Advisory
https://support.apple.com/HT210355Vendor Advisory
https://support.apple.com/HT210356Vendor Advisory
https://support.apple.com/HT210357Vendor Advisory
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