Apple Safari SearchInputType Type Confusion Remote Code Execution VulnerabilityZDI-17-054: January 24th, 2017
TippingPoint™ IPS Customer ProtectionTippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 26419. For further product information on the TippingPoint IPS:
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Apple Safari. 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 SearchInputType objects. The issue results from the lack of proper validation of user-supplied data which can result in a type confusion condition. An attacker can leverage this vulnerability to achieve remote code execution under the context of the process.
Vendor ResponseApple has issued an update to correct this vulnerability. More details can be found at:
2016-11-10 - Vulnerability reported to vendor
2017-01-24 - Coordinated public release of advisory
CreditThis vulnerability was discovered by:
Neymar of Tencent's Xuanwu LAB(http://www.tencent.com)