ZDI-CAN-7482: (Pwn2Own) Xiaomi Mi6 Browser CalculateInstanceSizeHelper Integer Overflow Remote Code Execution Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Xiaomi Mi6 Browser. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of the CalculateInstanceSizeHelper function. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-7482?
The severity of ZDI-CAN-7482 is classified as critical due to its potential for remote code execution.
How do I fix ZDI-CAN-7482?
To fix ZDI-CAN-7482, update the Xiaomi Mi6 Browser to the latest version provided by the vendor.
What type of attack exploits ZDI-CAN-7482?
ZDI-CAN-7482 can be exploited through remote attacks executed via malicious web pages or files that require user interaction.
What are the potential impacts of ZDI-CAN-7482?
The potential impacts of ZDI-CAN-7482 include unauthorized access and execution of arbitrary code on the affected device.
Is user interaction required to exploit ZDI-CAN-7482?
Yes, user interaction is required as the target must visit a malicious page or open a malicious file to exploit ZDI-CAN-7482.
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-19-367
- alias/ZDI-CAN-7482
- alias/CVE-2018-6065
- agent/software-canonical-lookup
- agent/severity
- agent/references
- agent/weakness
- agent/title
- agent/softwarecombine
- agent/type
- agent/description
- agent/tags
- agent/event
- agent/source
- vendor/xiaomi
- canonical/xiaomi browser