SB2020121717 - DoS attack against FTP users in F5 BIG-IP products 



SB2020121717 - DoS attack against FTP users in F5 BIG-IP products

Published: December 17, 2020

Security Bulletin ID SB2020121717
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) Input validation error (CVE-ID: CVE-2020-5949)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input when processing network traffix. A remote attacker can send specially crafted input to a virtual server configured with an FTP profile and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.