EUVD-2023-40769

Malicious code in bioql PyPI...

EUVD-2022-27319

Malicious code in bioql PyPI...

CVE-2025-30646

A Signed to Unsigned Conversion Error vulnerability in the Layer 2 Control Protocol daemon l2cpd of Juniper Networks Junos OS and Juniper Networks Junos OS Evolved allows an unauthenticated adjacent attacker sending a specifically malformed LLDP TLV to cause the l2cpd process to crash and restart...

CVE-2025-30646

CVE-2025-30646 affects Junos OS and Junos OS Evolved. A Signed to Unsigned Conversion Error in the Layer 2 Control Protocol daemon (l2cpd) allows an unauthenticated adjacent attacker to cause the l2cpd process to crash and restart by sending a specially formed LLDP TLV, yielding a Denial of Servi...

PT-2025-15854 · Juniper Networks · Junos Evolved +1

Name of the Vulnerable Software and Affected Versions: Junos OS versions prior to 21.2R3-S9 Junos OS versions from 21.4 before 21.4R3-S10 Junos OS versions from 22.2 before 22.2R3-S6 Junos OS versions from 22.4 before 22.4R3-S6 Junos OS versions from 23.2 before 23.2R2-S3 Junos OS versions from...

Juniper Junos OS Vulnerability (JSA96456)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA96456 advisory. - A Signed to Unsigned Conversion Error vulnerability in the Layer 2 Control Protocol daemon l2cpd of Juniper Networks Junos OS and Juniper Networks Junos OS Evolved allows ...

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...

CVE-2023-36839

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...

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

The CVE-2023-36839 issue affects Juniper Networks Junos OS and Junos OS Evolved. Affected component: Layer-2 control protocols daemon (l2cpd). Root cause: Improper validation of specified quantity in input, triggered by specific LLDP packets from an unauthenticated adjacent attacker, leading to a...

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...

PT-2023-6652 · Juniper Networks · Junos Evolved +1

Name of the Vulnerable Software and Affected Versions: Juniper Networks Junos OS versions 21.4 through 21.4R3-S3 Juniper Networks Junos OS versions 22.1 through 22.1R3-S3 Juniper Networks Junos OS versions 22.2 through 22.2R2-S1, 22.2R3 Juniper Networks Junos OS versions 22.3 through 22.3R2 Junip...

CVE-2022-22172

A Missing Release of Memory after Effective Lifetime 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 memory leak. Continued exploitation can lead to memory exhaustion and thereby a...

Design/Logic Flaw

A Missing Release of Memory after Effective Lifetime 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 memory leak. Continued exploitation can lead to memory exhaustion and thereby a...

CVE-2022-22172 Junos OS and Junos OS Evolved: An l2cpd memory leak can occur when specific LLDP packets are received leading to a DoS

A Missing Release of Memory after Effective Lifetime 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 memory leak. Continued exploitation can lead to memory exhaustion and thereby a...