SB2021020332 - Remote code execution in FortiProxy SSL VPN
Published: February 3, 2021
Security Bulletin ID
SB2021020332
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2018-13383)
The vulnerability allows a remote non-authenticated attacker to compromise the affected system.
The vulnerability exists due to a boundary error when parsing web pages in the SSL VPN web portal. A remote attacker can create a specially crafted web page with malicious javascript href data, trick the authenticated user to visit it, trigger a buffer overflow and execute arbitrary code on the system.
Remediation
Install update from vendor's website.