A vulnerability was found in Apple iOS and iPadOS up to 13.4.1 (Smartphone Operating System). It has been classified as critical. This affects an unknown functionality of the component ImageIO. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was released 05/20/2020 by Xingwei Lin with Ant-financial Light-Year Security Lab as HT211168 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2020-9790. 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 pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 05/30/2020). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

An out-of-bounds write issue was addressed with improved bounds checking.

Upgrading to version 13.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Entries connected to this vulnerability are available at 155681, 155715, 155738 and 155739.

Productinfo

Type

• Smartphone Operating System

Vendor

• Apple

Name

• iOS
• iPadOS

Version

• 13.4.0
• 13.4.1

License

• commercial

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