Apple iOS up to 12.1.4 Siri input validation

Summaryinfo

A vulnerability has been found in Apple iOS up to 12.1.4 and classified as problematic. This affects an unknown function of the component Siri. Performing a manipulation results in input validation. This vulnerability is identified as CVE-2019-8502. The attack can be initiated remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iOS up to 12.1.4 (Smartphone Operating System). It has been classified as problematic. This affects an unknown part of the component Siri. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality. The summary by CVE is:

An API issue existed in the handling of dictation requests. This issue was addressed with improved validation. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2. A malicious application may be able to initiate a Dictation request without user authorization.

The bug was discovered 03/25/2019. The weakness was released 03/25/2019 as HT209599 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2019-8502 since 02/18/2019. 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. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/10/2024). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

An API issue existed in the handling of dictation requests. This issue was addressed with improved validation.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 371712 (Apple macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra Not Installed (APPLE-SA-2019-3-25-2)).

Upgrading to version 12.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Entries connected to this vulnerability are available at VDB-132233, VDB-132234, VDB-132235 and VDB-132236. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Smartphone Operating System

Vendor

• Apple

Name

• iOS

Version

• 12.1.0
• 12.1.1
• 12.1.2
• 12.1.3
• 12.1.4

License

• commercial

Website

• Vendor: https://www.apple.com/

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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