Apple tvOS up to 10.1 WebKit information disclosure

Summaryinfo

A vulnerability identified as critical has been detected in Apple tvOS up to 10.1. The impacted element is an unknown function of the component WebKit. Performing a manipulation results in information disclosure. This vulnerability is identified as CVE-2017-2493. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Apple tvOS up to 10.1 (Digital Media Player). This affects some unknown functionality of the component WebKit. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in certain Apple products. iOS before 10.3 is affected. Safari before 10.1 is affected. iCloud before 6.2 on Windows is affected. tvOS before 10.2 is affected. The issue involves the "WebKit" component. It allows remote attackers to bypass the Same Origin Policy and obtain sensitive information via a crafted elements on a web site.

The bug was discovered 03/27/2018. The weakness was released 04/03/2018 as HT207600 (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2017-2493 since 12/01/2016. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 10.2 eliminates this vulnerability.

Entries connected to this vulnerability are available at VDB-98600, VDB-98595, VDB-98597 and VDB-98593. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Digital Media Player

Vendor

• Apple

Name

• tvOS

Version

• 10.0
• 10.1

License

• commercial

Website

• Vendor: https://www.apple.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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