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...

Siemens S7 Layer 2 - Denial of Service Exploit

Exploit Title: Siemens S7 Layer 2 - Denial of Service DoS Exploit Author: RoseSecurity Vendor Homepage: https://www.siemens.com/us/en.html Version: Firmware versions = 3 Tested on: Siemens S7-300, S7-400 PLCs !/usr/bin/python3 from scapy.all import from colorama import Fore, Back, Style from...

Siemens S7 Layer 2 Denial Of Service

Exploit Title: Siemens S7 Layer 2 - Denial of Service DoS Date: 21/10/2021 Exploit Author: RoseSecurity Vendor Homepage: https://www.siemens.com/us/en.html Version: Firmware versions = 3 Tested on: Siemens S7-300, S7-400 PLCs !/usr/bin/python3 from scapy.all import from colorama import Fore, Back...

SUSE SLES12 Security Update : kernel-firmware (SUSE-SU-2021:4200-1)

The remote SUSE Linux SLES12 / SLESSAP12 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2021:4200-1 advisory. - CVE-2019-15126: Updated Broadcom firmware to fix Kr00k bug bsc1167162. Tenable has extracted the preceding description block directly from...

CVE-2021-31365

An Uncontrolled Resource Consumption vulnerability in Juniper Networks Junos OS on EX2300, EX3400 and EX4300 Series platforms allows an adjacent attacker sending a stream of layer 2 frames will trigger an Aggregated Ethernet AE interface to go down and thereby causing a Denial of Service DoS. By...

Cisco IOS XE Software Interface Queue Wedge DoS (cisco-sa-quewedge-69BsHUBW)

According to its self-reported version, Cisco IOS-XE Software is affected by a vulnerability in the layer 2 punt code that allows an unauthenticated, adjacent attacker to cause a queue wedge on an interface that receives specific Layer 2 frames, resulting in a denial of service DoS condition. Thi...

CVE-2021-34779

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-2021-34775

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...

Design/Logic Flaw

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...

Design/Logic Flaw

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...

Design/Logic Flaw

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...

Design/Logic Flaw

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...

Design/Logic Flaw

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-2021-34775

CVE-2021-34775 affects Cisco Small Business 220 Series Smart Switches with LLDP enabled. An unauthenticated, adjacent attacker can execute code on the device, cause a reload, or induce LLDP database corruption via LLDP processing. The attack requires being on the same Layer 2 broadcast domain. Ci...

CVE-2021-34775 Cisco Small Business 220 Series Smart Switches Link Layer Discovery Protocol Vulnerabilities

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-2021-34776 Cisco Small Business 220 Series Smart Switches Link Layer Discovery Protocol Vulnerabilities

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-2021-34776 Cisco Small Business 220 Series Smart Switches Link Layer Discovery Protocol Vulnerabilities

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-2021-34778 Cisco Small Business 220 Series Smart Switches Link Layer Discovery Protocol Vulnerabilities

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...