Juniper Junos lo0 Firewall Bypass (PSN-2012-07-651)
High Nessus Plugin ID 59995
SynopsisThe remote router is affected by a firewall bypass vulnerability.
DescriptionAccording to its self-reported version number, the remote Junos router has a firewall bypass vulnerability. This issue is present when log or syslog actions are used along with discard within a firewall filter term deployed on the lo0 loopback interface. When the receive rate is very high, some packets will bypass the firewall and be received by the routing engine.
SolutionApply the relevant Junos upgrade referenced in Juniper advisory PSN-2012-07-651.