========================================================================== Ubuntu Security Notice USN-3339-2 August 07, 2017
openvpn vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 12.04 ESM Summary: Several security issues were fixed in OpenVPN. Software Description: - openvpn: virtual private network software Details: USN-3339-1 fixed several issues in OpenVPN. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Guido Vranken discovered that OpenVPN incorrectly handled an HTTP proxy with NTLM authentication. A remote attacker could use this issue to cause OpenVPN clients to crash, resulting in a denial of service, or possibly expose sensitive memory contents. (CVE-2017-7520) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 ESM: openvpn 2.2.1-8ubuntu1.5 In general, a standard system update will make all the necessary changes. References: https://www.ubuntu.com/usn/usn-3339-2 https://www.ubuntu.com/usn/usn-3339-1 CVE-2017-7520
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