TippingPoint Zero Day Initiative
 

(Mobile Pwn2Own) Google Android DHCP Parsing Remote Code Execution Vulnerability

ZDI-15-093: March 12th, 2015

CVE ID

CVSS Score

Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 17039. For further product information on the TippingPoint IPS:

Vulnerability Details


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Google Android. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the parsing of the DHCP options in a DHCP ACK packet. The vulnerability is triggered when the LENGTH of an option, when added to the current read position, exceeds the actual length of the DHCP options buffer. An attacker can leverage this vulnerability to execute code on the device.

Vendor Response

Google has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline

    2014-11-13 - Vulnerability reported to vendor
    2015-03-12 - Coordinated public release of advisory

Credit

This vulnerability was discovered by:
    Jüri Aedla