Vulnerabilities > Openvpn > Openvpn Access Server > Medium

DATE CVE VULNERABILITY TITLE RISK
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.
network
low complexity
openvpn
5.0
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
network
low complexity
openvpn CWE-338
5.0
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.
network
openvpn CWE-79
4.3
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.
network
low complexity
openvpn CWE-617
5.0
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.
network
low complexity
openvpn CWE-613
5.0
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.
network
openvpn CWE-776
4.3
2017-05-26 CVE-2017-5868 CRLF Injection vulnerability in Openvpn Access Server 2.1.4
CRLF injection vulnerability in the web interface in OpenVPN Access Server 2.1.4 allows remote attackers to inject arbitrary HTTP headers and consequently conduct session fixation attacks and possibly HTTP response splitting attacks via "%0A" characters in the PATH_INFO to __session_start__/.
network
openvpn CWE-93
4.3
2014-12-03 CVE-2014-8104 Resource Management Errors vulnerability in multiple products
OpenVPN 2.x before 2.0.11, 2.1.x, 2.2.x before 2.2.3, and 2.3.x before 2.3.6 allows remote authenticated users to cause a denial of service (server crash) via a small control channel packet.
network
low complexity
mageia debian opensuse openvpn canonical CWE-399
6.8
2014-11-26 CVE-2014-9104 Cross-Site Request Forgery (CSRF) vulnerability in Openvpn Access Server 1.5.6
Multiple cross-site request forgery (CSRF) vulnerabilities in the XML-RPC API in the Desktop Client in OpenVPN Access Server 1.5.6 and earlier allow remote attackers to hijack the authentication of administrators for requests that (1) disconnecting established VPN sessions, (2) connect to arbitrary VPN servers, or (3) create VPN profiles and execute arbitrary commands via crafted API requests.
network
openvpn CWE-352
6.8
2014-05-13 CVE-2013-2692 Cross-Site Request Forgery (CSRF) vulnerability in Openvpn Access Server 1.5.6
Cross-site request forgery (CSRF) vulnerability in the Admin web interface in OpenVPN Access Server before 1.8.5 allows remote attackers to hijack the authentication of administrators for requests that create administrative users.
network
openvpn CWE-352
6.8