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Exploits
ID:1181 - Exploit for Denial of service in OpenVPN for Windows - CVE-2017-7478
ID:1181 - Exploit for Denial of service in OpenVPN for Windows - CVE-2017-7478
Published: March 18, 2020
Vulnerability identifier: #VU6544
Vulnerability risk: Medium
CVE-ID: CVE-2017-7478
CWE-ID: CWE-20
Exploitation vector: Remote access
Vulnerable software:
OpenVPN for Windows
OpenVPN for Windows
Link to public exploit:
Vulnerability description
The vulnerability allows a remote authenticated attacker to cause DoS conditions on the target system.
The weakness exists due to improper user-input validation. A remote attacker can send a specially crafted P_CONTROL packet and cause the OpenVPN server process to stop running due to an ASSERT() exception.
Successful exploitation of the vulnerability results in denial of service.
The weakness exists due to improper user-input validation. A remote attacker can send a specially crafted P_CONTROL packet and cause the OpenVPN server process to stop running due to an ASSERT() exception.
Successful exploitation of the vulnerability results in denial of service.
Remediation
Update to version 2.3.15, 2.4.2 or later.