Check Point Advisories

DrayTek Vigor Stack Buffer Overflow (CVE-2020-10823)

Vulnerability
Protection

Check Point Reference:	CPAI-2020-0549
Date Published:	28 Jun 2020
Severity:	High
Last Updated:	Sunday 28 June, 2020
Source:
Industry Reference:	CVE-2020-10823
Protection Provided by:	Security Gateway R81, R80, R77, R75
Who is Vulnerable?	Vigor3900 before 1.5.1 Vigor2960 before 1.5.1 Vigor300B before 1.5.1
Vulnerability Description	A stack buffer overflow vulnerability exists in DrayTek Vigor. Successful exploitation of this vulnerability could allow a remote attacker to execute arbitrary code on the affected system or cause application crashes.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R80 / R77 / R75

In the IPS tab, click Protections and find the DrayTek Vigor Stack Buffer Overflow (CVE-2020-10823) protection using the Search tool and Edit the protection's settings.
Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name: Application Servers Protection Violation.
Attack Information: DrayTek Vigor Stack Buffer Overflow (CVE-2020-10823)