CVE-2026-33797 Junos OS and Junos OS Evolved: An attacker sending a specific genuine BGP packet causes a BGP reset

An Improper Input Validation vulnerability in Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker, sending a specific genuine BGP packet in an already established BGP session to reset only that session causing a Denial of Service DoS. An attacker repeatedly...

PT-2026-23039

A vulnerability in the OSPF protocol of Cisco Secure Firewall ASA Software and Cisco Secure FTD Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload unexpectedly, resulting in a DoS condition when OSPF canonicalization debug is enabled by using the...

CVE-2026-20010

A vulnerability in the Link Layer Discovery Protocol LLDP feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the LLDP process to restart, which could cause an affected device to reload unexpectedly. This vulnerability is due to improper handling of specific...

EUVD-2022-55956

An unauthenticated adjacent attacker could potentially disrupt operations by switching between multiple configuration presets via Modbus RS485...

EUVD-2025-33378

A NULL Pointer Dereference vulnerability in the PFE management daemon evo-pfemand of Juniper Networks Junos OS Evolved on ACX7024, ACX7024X, ACX7100-32C, ACX7100-48L, ACX7348, ACX7509 devices allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS. Whenever specific valid...

Juniper Junos OS Vulnerability (JSA103144)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA103144 advisory. - An Uncontrolled Resource Consumption vulnerability in the Connectivity Fault Management CFM daemon and the Connectivity Fault Management Manager cfmman of Juniper Network...

PT-2025-38483

Name of the Vulnerable Software and Affected Versions affected versions not specified Description An adjacent attacker without authentication can retrieve user-privileged credentials during the firmware upgrade procedure. Recommendations At the moment, there is no information about a newer versio...

PT-2025-37065

Name of the Vulnerable Software and Affected Versions: Cisco IOS XR Software affected versions not specified Description: A vulnerability in the Address Resolution Protocol ARP implementation of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to trigger a broadcast storm,...

CVE-2025-20241

CVE-2025-20241 affects Cisco NX-OS Software on Nexus 3000 and Nexus 9000 Series switches (standalone NX-OS mode). The issue is caused by insufficient input validation when parsing ingress IS-IS packets, allowing an unauthenticated, Layer-2-adjacent attacker to trigger an IS-IS process restart and...

CVE-2025-25271

An unauthenticated adjacent attacker is able to configure a new OCPP backend, due to insecure defaults for the configuration interface...

CVE-2025-41657

Due to an undocumented active bluetooth stack on products delivered within the period 01.01.2024 to 09.05.2025 fingerprinting is possible by an unauthenticated adjacent attacker...

VulnCheck KEV: CVE-2018-0167

There is a buffer overflow vulnerability in the Link Layer Discovery Protocol LLDP subsystem of Cisco IOS Software, Cisco IOS XE Software, and Cisco IOS XR Software which could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition or execute arbitrary code...

CVE-2022-20625

A vulnerability in the Cisco Discovery Protocol service of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause the service to restart, resulting in a denial of service DoS condition. This vulnerability is due to improper handling of Cisco...

CVE-2022-22160

An Unchecked Error Condition vulnerability in the subscriber management daemon smgd of Juniper Networks Junos OS allows an unauthenticated adjacent attacker to cause a crash of and thereby a Denial of Service DoS. In a subscriber management / broadband edge environment if a single session group...

Juniper Junos OS Vulnerability (JSA11268)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA11268 advisory. - An Unchecked Error Condition vulnerability in the subscriber management daemon smgd of Juniper Networks Junos OS allows an unauthenticated adjacent attacker to cause a cra...

CVE-2021-34777

Multiple vulnerabilities exist in the Link Layer Discovery Protocol LLDP implementation for Cisco Small Business 220 Series Smart Switches. An unauthenticated, adjacent attacker could perform the following: Execute code on the affected device or cause it to reload unexpectedly Cause LLDP database...

CVE-2020-3465

A vulnerability in Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a device to reload. The vulnerability is due to incorrect handling of certain valid, but not typical, Ethernet frames. An attacker could exploit this vulnerability by sending the Ethernet frames on...

CVE-2020-3385

A vulnerability in the deep packet inspection DPI engine of Cisco SD-WAN vEdge Routers could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected system. The vulnerability is due to insufficient handling of malformed packets. An attacker could...

CVE-2020-3231

A vulnerability in the 802.1X feature of Cisco Catalyst 2960-L Series Switches and Cisco Catalyst CDB-8P Switches could allow an unauthenticated, adjacent attacker to forward broadcast traffic before being authenticated on the port. The vulnerability exists because broadcast traffic that is...