Bitdefender Internet Security NSIS Entries Integer Overflow Remote Code Execution VulnerabilityZDI-17-048: January 20th, 2017
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Bitdefender Internet Security. 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 nsis.xmd. 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 under the context of SYSTEM.
Vendor ResponseBitdefender states:
Update to Version: 7.68928, Signature number: 7876821 or higher
2017-01-03 - Vulnerability reported to vendor
2017-01-20 - Coordinated public release of advisory
CreditThis vulnerability was discovered by: