CVE-2026-21921 Junos OS and Junos OS Evolved: When telemetry collectors are frequently subscribing and unsubscribing to sensors chassisd or rpd will crash

A Use After Free vulnerability in the chassis daemon chassisd of Juniper Networks Junos OS and Junos OS Evolved allows a network-based attacker authenticated with low privileges to cause a Denial-of-Service DoS. When telemetry collectors are frequently subscribing and unsubscribing to sensors...

CVE-2018-0019

A vulnerability in Junos OS SNMP MIB-II subagent daemon mib2d may allow a remote network based attacker to cause the mib2d process to crash resulting in a denial of service condition DoS for the SNMP subsystem. While a mib2d process crash can disrupt the network monitoring via SNMP, it does not...

CVE-2018-0019

A vulnerability in Junos OS SNMP MIB-II subagent daemon mib2d may allow a remote network based attacker to cause the mib2d process to crash resulting in a denial of service condition DoS for the SNMP subsystem. While a mib2d process crash can disrupt the network monitoring via SNMP, it does not...

Denial of service

A vulnerability in Junos OS SNMP MIB-II subagent daemon mib2d may allow a remote network based attacker to cause the mib2d process to crash resulting in a denial of service condition DoS for the SNMP subsystem. While a mib2d process crash can disrupt the network monitoring via SNMP, it does not...

CVE-2018-0019

Summary of CVE-2018-0019 (Junos SNMP mib2d DoS) Affected product: Juniper Networks Junos OS, specifically the SNMP MIB-II subagent daemon (mib2d). Root cause / vulnerability: A remote attacker could cause mib2d to crash, yielding a denial-of-service condition for the SNMP subsystem. The published...