Advisory ROSA-SA-2021-1940

Software: openvpn 2.4.9
OS: Cobalt 7.9

CVE-ID: CVE-2020-11462
CVE-Crit: HIGH
CVE-DESC: The issue was found in OpenVPN Access Server before 2.7.0 and 2.8.x before 2.8.3. When the full-featured RPC2 interface is enabled, a temporary management interface DoS state can be reached when sending an XML Entity Expansion (XEE) payload to the XMLRPC-based RPC2 interface. The duration of the DoS state depends on available memory and processor speed. The default restricted mode of the RPC2 interface is NOT vulnerable.
CVE-STATUS: default
CVE-REV: default

CVE-ID: CVE-2020-15074
CVE-Crit: HIGH
CVE-DESC: An OpenVPN Access Server earlier than version 2.8.4 generates new user authentication tokens instead of reusing output tokens when reconnecting, thus bypassing the initial token expiration label.
CVE-STATUS: default
CVE-REV: default

CVE-ID: CVE-2020-15075
CVE-Crit: HIGH
CVE-DESC: The OpenVPN Connect installer for macOS version 3.2.6 and later may corrupt important system files that should not be accessed via symbolic links in / tmp.
CVE-STATUS: default
CVE-REV: default

CVE-ID: CVE-2020-27569
CVE-Crit: HIGH
CVE-DESC: arbitrary file writing exists in Aviatrix VPN Client 2.8.2 and earlier. The VPN service writes logs to a writable location for everyone, and it can be used to gain write access to any file on the system.
CVE-STATUS: Default
CVE-REV: Default

CVE-ID: CVE-2020-7224
CVE-Crit: CRITICAL
CVE-DESC: The Aviatrix OpenVPN client prior to version 2.5.7 on Linux, macOS, and Windows is vulnerable when OpenSSL parameters are changed from an issued set of values; parameters may allow unauthorized third-party libraries to be loaded.
CVE-STATUS: default
CVE-REV: default