Ubuntu 17.04 : openvpn vulnerabilities (USN-3284-1)
Medium Nessus Plugin ID 100155
SynopsisThe remote Ubuntu host is missing a security-related patch.
DescriptionIt was discovered that OpenVPN improperly triggered an assert when receiving an oversized control packet in some situations. A remote attacker could use this to cause a denial of service (server or client crash). (CVE-2017-7478)
It was discovered that OpenVPN improperly triggered an assert when packet ids rolled over. An authenticated remote attacker could use this to cause a denial of service (application crash). (CVE-2017-7479).
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected openvpn package.