CVE-2026-0203

An Improper Handling of Exceptional Conditions vulnerability in packet processing of Juniper Networks Junos OS allows an unauthenticated, network-adjacent attacker sending a specifically malformed ICMP packet to cause an FPC to crash and restart, resulting in a Denial of Service DoS. When an ICMP...

CVE-2026-0203 Junos OS: Receipt of a specifically malformed ICMP packet causes an FPC restart

An Improper Handling of Exceptional Conditions vulnerability in packet processing of Juniper Networks Junos OS allows an unauthenticated, network-adjacent attacker sending a specifically malformed ICMP packet to cause an FPC to crash and restart, resulting in a Denial of Service DoS. When an ICMP...

CVE-2026-0203

CVE-2026-0203 affecting Juniper Networks Junos OS —An Improper Handling of Exceptional Conditions vulnerability in packet processing can be exploited by an unauthenticated, network-adjacent attacker sending a specifically malformed ICMP (IPv4) packet. This causes the Flexible Packet Processor (FP...

PT-2026-3107

Name of the Vulnerable Software and Affected Versions Juniper Networks Junos OS versions prior to 21.2R3-S9 Juniper Networks Junos OS versions 21.4 before 21.4R3-S10 Juniper Networks Junos OS versions 22.2 before 22.2R3-S7 Juniper Networks Junos OS versions 22.3 before 22.3R3-S4 Juniper Networks...

CVE-2020-11911

The Treck TCP/IP stack before 6.0.1.66 has Improper ICMPv4 Access Control...

SUSE CVE-2016-10728

An issue was discovered in Suricata before 3.1.2. If an ICMPv4 error packet is received as the first packet on a flow in the toclient direction, it confuses the rule grouping lookup logic. The toclient inspection will then continue with the wrong rule group. This can lead to missed detection...

CVE-2020-11910

The Treck TCP/IP stack before 6.0.1.66 has an ICMPv4 Out-of-bounds Read...

Treck TCP/IP ICMPv4 Component Input Validation Error Vulnerability

Treck TCP/IP is a TCP Transmission Control Protocol/IP Internet Interconnection Protocol suite for embedded systems from Treck, Inc. Treck ICMPv4 stack is an ICMPv4 IPv4 Internet Control Message Protocol implementation for embedded systems from Treck, Inc. An input validation error vulnerability...