SB2018071016 - Denial of service in Windows FTP Server



SB2018071016 - Denial of service in Windows FTP Server

Published: July 10, 2018

Security Bulletin ID SB2018071016
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Improper input validation (CVE-ID: CVE-2018-8206)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to improper handling of File Transfer Protocol (FTP) connections. A remote attacker can send specially crafted packets to a Windows computer with the FTP Server role enabled that is accepting connections on TCP port 21 and cause a target system to stop responding.


Remediation

Install update from vendor's website.