CERN Accelerating science

Urgent upgrade of secondary DNS servers for TN

 
Description: 

ISC has published a Security Advisory (https://kb.isc.org/article/AA-00778) reporting a critical vulnerability that could crash the DNS software (bind) and lead to a DoS. We need to patch the servers.

The primary server will continue to provide the service while upgrading. The intervention should only take a few seconds and should be transparent.

 

Specific Service Detail: 
TN DNS Service
Reason for this intervention: 

Urgent upgrade of secondary DNS servers for TN

Effective from date: 
Tuesday, September 18, 2012 - 08:30
End date: 
Tuesday, September 18, 2012 - 08:45
Service Element Affected: 
Network Infrastructure Service
Impact on service: 
Intervention should be transparent
Posted by: 
IT-CS
Unit responsible for resolution: 
IT Department