Vulnerability Protection

Vulnerability in Winsock Could Allow Escalation of Privilege


A vulnerability involving Winsock in Microsoft Windows could, if successfully exploited, allow an attacker to gain escalated privileges on an affected system. 

Detailed Description

Microsoft has released a security update to address an escalation of privilege vulnerabilty involving Winsock in Microsoft Windows. The vulnerability exists when Winsock makes a call to a memory address without verifying the validity of the address. To successfully exploit the vulnerability, an attacker has to first log on to the target system and run a specially crafted code.

CVE Reference

  • CVE-2015-2478


Install the latest security patch for applicable systems, available for download from


Microsoft Security Bulletin MS15-119

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