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cnvdChina National Vulnerability DatabaseCNVD-2021-65651
HistoryAug 26, 2021 - 12:00 a.m.

F5 BIG-IP DNS denial-of-service vulnerability

2021-08-2600:00:00
China National Vulnerability Database
www.cnvd.org.cn
13
f5 big-ip
dns
denial of service
vulnerability
wide ip
tmm
termination
traffic interruption
attacker
cnvd

EPSS

0.001

Percentile

42.5%

F5 BIG-IP is an application delivery platform from F5 that integrates network traffic orchestration, load balancing, intelligent DNS, remote access policy management, etc. A denial of service vulnerability exists in F5 BIG-IP DNS, which stems from the fact that when the BIG-IP DNS system is configured with non-default wide IP and pool settings, an undisclosed DNS response may cause TMM to terminate. When the TMM process is restarted, traffic is interrupted. An attacker could use this vulnerability to cause a denial of service (DoS) on the BIG-IP system.

EPSS

0.001

Percentile

42.5%