Apple iCloud up to 7.12/10.5 on Windows WebKit Universal cross site scripting

A vulnerability classified as critical was found in Apple iCloud up to 7.12/10.5 on Windows (Cloud Software). This vulnerability affects some unknown processing of the component WebKit. The manipulation with an unknown input leads to a cross site scripting vulnerability (Universal). The CWE definition for the vulnerability is CWE-80. As an impact it is known to affect integrity. An attacker might be able to inject arbitrary html and script code into the web site. This would alter the appearance and would make it possible to initiate further attacks against site visitors.

The weakness was presented 07/23/2019 with Google Project Zero as HT210357/HT210358 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2019-8649. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 07/24/2019). The advisory points out:

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

Upgrading to version 7.13 or 10.6 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

See 138583, 138626, 138638 and 138675 for similar entries.

Type

• Cloud Software

Vendor

• Apple

Name

• iCloud

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VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Cross site scripting / Universal (CWE-80)
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍Recommended: Upgrade
Status: 🔍

Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒

Upgrade: iCloud 7.13/10.6

07/23/2019 Advisory disclosed
07/23/2019 +0 days Countermeasure disclosed
07/24/2019 +1 days VulDB entry created
07/24/2019 +0 days VulDB last updateVendor: apple.com

Advisory: HT210357/HT210358
Organization: Google Project Zero
Status: Confirmed

CVE: CVE-2019-8649 (🔒)
See also: 🔒

Created: 07/24/2019 09:56 PM
Complete: 🔍

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