SB2021020333 - Buffer overflow in FortiProxy SSL VPN 



SB2021020333 - Buffer overflow in FortiProxy SSL VPN

Published: February 3, 2021

Security Bulletin ID SB2021020333
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2018-13381)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing HTTP POST requests in SSL VPN web portal. A remote attacker can trick a victim to visit a specially crafted website and execute arbitrary code on the device.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.