CVE-2026-102047

An Improper Validation of Consistency within Input vulnerability in the l2cpd process of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated Layer 2 attacker to cause a denial of service in associated Layer 2 control protocols via a crafted MVRP Ethernet frame sent t...

CVE-2026-102047

Juniper Networks Junos OS and Junos OS Evolved are affected by an Improper Validation of Consistency within Input vulnerability in the l2cpd process. An adjacent unauthenticated Layer 2 attacker can cause a denial of service in associated Layer 2 control protocols by sending a crafted MVRP Ethern...

EUVD-2026-101371

An Improper Validation of Consistency within Input vulnerability in the l2cpd process of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated Layer 2 attacker to cause a denial of service in associated Layer 2 control protocols via a crafted MVRP Ethernet frame sent t...

CVE-2026-102047 Junos OS and Junos OS Evolved: An attacker causes l2cpd denial of service when MVRP is used

An Improper Validation of Consistency within Input vulnerability in the l2cpd process of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent unauthenticated Layer 2 attacker to cause a denial of service in associated Layer 2 control protocols via a crafted MVRP Ethernet frame sent t...

MINI-6RJ2-X8R5-MVRP

Bulletin has no description...

CGA-MVRP-QG39-5FQ7

Bulletin has no description...

CVE-2024-21618

An Access of Memory Location After End of Buffer vulnerability in the Layer-2 Control Protocols Daemon l2cpd of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent, unauthenticated attacker to cause Denial of Service DoS. On all Junos OS and Junos OS Evolved platforms, when LLDP is...

CVE-2024-21618 Junos OS and Junos OS Evolved: When LLDP is enabled and a malformed LLDP packet is received, l2cpd crashes

An Access of Memory Location After End of Buffer vulnerability in the Layer-2 Control Protocols Daemon l2cpd of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent, unauthenticated attacker to cause Denial of Service DoS. On all Junos OS and Junos OS Evolved platforms, when LLDP is...

CVE-2024-21618 Junos OS and Junos OS Evolved: When LLDP is enabled and a malformed LLDP packet is received, l2cpd crashes

An Access of Memory Location After End of Buffer vulnerability in the Layer-2 Control Protocols Daemon l2cpd of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent, unauthenticated attacker to cause Denial of Service DoS. On all Junos OS and Junos OS Evolved platforms, when LLDP is...

CVE-2024-21618

CVE-2024-21618 affects Juniper Junos OS and Junos OS Evolved, where receiving a malformed LLDP packet on an interface with LLDP enabled can trigger an Access of Memory Location After End of Buffer in the Layer-2 Control Protocols Daemon (l2cpd). This causes l2cpd to crash and restart, reinitializ...

Input validation

An Improper Validation of Specified Quantity in Input vulnerability in the Layer-2 control protocols daemon l2cpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker who sends specific LLDP packets to cause a Denial of ServiceDoS. This issue occurs when...

CVE-2023-36839 Junos OS and Junos OS Evolved: An l2cpd crash will occur when specific LLDP packets are received

An Improper Validation of Specified Quantity in Input vulnerability in the Layer-2 control protocols daemon l2cpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker who sends specific LLDP packets to cause a Denial of ServiceDoS. This issue occurs when...

CVE-2023-36839 Junos OS and Junos OS Evolved: An l2cpd crash will occur when specific LLDP packets are received

An Improper Validation of Specified Quantity in Input vulnerability in the Layer-2 control protocols daemon l2cpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker who sends specific LLDP packets to cause a Denial of ServiceDoS. This issue occurs when...

CVE-2023-36849

An Improper Check or Handling of Exceptional Conditions vulnerability in the Layer-2 control protocols daemon l2cpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker to cause a Denial of Service DoS. When a malformed LLDP packet is received, l2cpd will...

CVE-2023-36849

An Improper Check or Handling of Exceptional Conditions vulnerability in the Layer-2 control protocols daemon l2cpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker to cause a Denial of Service DoS. When a malformed LLDP packet is received, l2cpd will...

Input validation

An Improper Check or Handling of Exceptional Conditions vulnerability in the Layer-2 control protocols daemon l2cpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker to cause a Denial of Service DoS. When a malformed LLDP packet is received, l2cpd will...

CVE-2023-36849 Junos OS and Junos OS Evolved: The l2cpd will crash when a malformed LLDP packet is received

An Improper Check or Handling of Exceptional Conditions vulnerability in the Layer-2 control protocols daemon l2cpd of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker to cause a Denial of Service DoS. When a malformed LLDP packet is received, l2cpd will...