Vulnerabilities > Openvpn > Openvpn Access Server
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2023-11-11 | CVE-2023-46849 | Divide By Zero vulnerability in multiple products Using the --fragment option in certain configuration setups OpenVPN version 2.6.0 to 2.6.6 allows an attacker to trigger a divide by zero behaviour which could cause an application crash, leading to a denial of service. | 7.5 |
| 2023-11-11 | CVE-2023-46850 | Use After Free vulnerability in multiple products Use after free in OpenVPN version 2.6.0 to 2.6.6 may lead to undefined behavoir, leaking memory buffers or remote execution when sending network buffers to a remote peer. | 9.8 |
| 2022-07-06 | CVE-2021-4234 | Unspecified vulnerability in Openvpn Access Server OpenVPN Access Server 2.10 and prior versions are susceptible to resending multiple packets in a response to a reset packet sent from the client which the client again does not respond to, resulting in a limited amplification attack. | 7.5 |
| 2022-07-06 | CVE-2022-33737 | Information Exposure Through Log Files vulnerability in Openvpn Access Server The OpenVPN Access Server installer creates a log file readable for everyone, which from version 2.10.0 and before 2.11.0 may contain a random generated admin password | 7.5 |
| 2022-07-06 | CVE-2022-33738 | Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) vulnerability in Openvpn Access Server OpenVPN Access Server before 2.11 uses a weak random generator used to create user session token for the web portal | 7.5 |
| 2021-09-23 | CVE-2021-3824 | Cross-site Scripting vulnerability in Openvpn Access Server OpenVPN Access Server 2.9.0 through 2.9.4 allow remote attackers to inject arbitrary web script or HTML via the web login page URL. | 6.1 |
| 2021-06-04 | CVE-2020-15077 | Improper Authentication vulnerability in Openvpn Access Server OpenVPN Access Server 2.8.7 and earlier versions allows a remote attackers to bypass authentication and access control channel data on servers configured with deferred authentication, which can be used to potentially trigger further information leaks. | 5.3 |
| 2021-06-04 | CVE-2020-36382 | Reachable Assertion vulnerability in Openvpn Access Server OpenVPN Access Server 2.7.3 to 2.8.7 allows remote attackers to trigger an assert during the user authentication phase via incorrect authentication token data in an early phase of the user authentication resulting in a denial of service. | 7.5 |
| 2020-07-14 | CVE-2020-15074 | Insufficient Session Expiration vulnerability in Openvpn Access Server OpenVPN Access Server older than version 2.8.4 and version 2.9.5 generates new user authentication tokens instead of reusing exiting tokens on reconnect making it possible to circumvent the initial token expiry timestamp. | 7.5 |
| 2020-05-04 | CVE-2020-11462 | XML Entity Expansion vulnerability in Openvpn Access Server An issue was discovered in OpenVPN Access Server before 2.7.0 and 2.8.x before 2.8.3. | 7.5 |