Apple iOS/iPadOS up to 13.3.0 FaceTime information disclosure

Summaryinfo

A vulnerability was found in Apple iOS and iPadOS up to 13.3.0. It has been classified as problematic. Impacted is an unknown function of the component FaceTime. The manipulation leads to information disclosure. This vulnerability is uniquely identified as CVE-2020-3869. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Apple iOS and iPadOS up to 13.3.0 (Smartphone Operating System). This issue affects an unknown code block of the component FaceTime. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

An issue existed in the handling of the local user's self-view. The issue was corrected with improved logic. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1. A remote FaceTime user may be able to cause the local user's camera self-view to display the incorrect camera.

The weakness was disclosed 01/28/2020 as HT210918 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2020-3869. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/28/2020). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1592 for this issue. The advisory points out:

An issue existed in the handling of the local user's self-view. The issue was corrected with improved logic.

Upgrading to version 13.3.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The entries VDB-150616, VDB-150618, VDB-150619 and VDB-150620 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Smartphone Operating System

Vendor

• Apple

Name

• iOS
• iPadOS

Version

• 13.0
• 13.1
• 13.2
• 13.3.0

License

• commercial

Website

• Vendor: https://www.apple.com/

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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