Ubuntu 14.04 LTS / 16.04 LTS / 16.10 / 17.04 : bind9 vulnerabilities (USN-3346-1)
Medium Nessus Plugin ID 101157
SynopsisThe remote Ubuntu host is missing a security-related patch.
DescriptionClement Berthaux discovered that Bind did not correctly check TSIG authentication for zone update requests. An attacker could use this to improperly perform zone updates. (CVE-2017-3143)
Clement Berthaux discovered that Bind did not correctly check TSIG authentication for zone transfer requests. An attacker could use this to improperly transfer entire zones. (CVE-2017-3142).
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 bind9 package.