523 matches found
CVE-2020-3512
The CVE-2020-3512 issue affects Cisco IOS and IOS XE, specifically the PROFINET LLDP handler. The root cause is insufficient validation of LLDP messages in the PROFINET LLDP handler, enabling an unauthenticated adjacent attacker to crash the device and cause a reload, i.e., a DoS. Cisco’s advisor...
Cisco IOS and IOS XE Software PROFINET Link Layer Discovery Protocol Denial of Service Vulnerability
A vulnerability in the PROFINET handler for Link Layer Discovery Protocol LLDP messages of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a crash on an affected device, resulting in a denial of service DoS condition. The vulnerability is du...
CVE-2020-7121
Two memory corruption vulnerabilities in the Aruba CX Switches Series 6200F, 6300, 6400, 8320, 8325, and 8400 have been found. Successful exploitation of these vulnerabilities could result in Local Denial of Service of the LLDP Link Layer Discovery Protocol process in the switch. This applies to...
Memory corruption
Two memory corruption vulnerabilities in the Aruba CX Switches Series 6200F, 6300, 6400, 8320, 8325, and 8400 have been found. Successful exploitation of these vulnerabilities could result in Local Denial of Service of the LLDP Link Layer Discovery Protocol process in the switch. This applies to...
CVE-2020-7121
Two memory corruption flaws affecting Aruba CX Switches (Series 6200F, 6300, 6400, 8320, 8325, 8400) are described. The root cause is memory corruption in the LLDP processing path, enabling local denial of service when exploiting the vulnerability. Impact is limited to the LLDP daemon on affected...
CVE-2020-7121
Two memory corruption vulnerabilities in the Aruba CX Switches Series 6200F, 6300, 6400, 8320, 8325, and 8400 have been found. Successful exploitation of these vulnerabilities could result in Local Denial of Service of the LLDP Link Layer Discovery Protocol process in the switch. This applies to...
CVE-2020-1641
A Race Condition vulnerability in Juniper Networks Junos OS LLDP implementation allows an attacker to cause LLDP to crash leading to a Denial of Service DoS. This issue occurs when crafted LLDP packets are received by the device from an adjacent device. Multiple LACP flaps will occur after LLDP...
CVE-2020-1641
A Race Condition vulnerability in Juniper Networks Junos OS LLDP implementation allows an attacker to cause LLDP to crash leading to a Denial of Service DoS. This issue occurs when crafted LLDP packets are received by the device from an adjacent device. Multiple LACP flaps will occur after LLDP...
Race condition
A Race Condition vulnerability in Juniper Networks Junos OS LLDP implementation allows an attacker to cause LLDP to crash leading to a Denial of Service DoS. This issue occurs when crafted LLDP packets are received by the device from an adjacent device. Multiple LACP flaps will occur after LLDP...
CVE-2020-1641 Junos OS: A race condition on receipt of crafted LLDP packets leads to a memory leak and an LLDP crash.
A Race Condition vulnerability in Juniper Networks Junos OS LLDP implementation allows an attacker to cause LLDP to crash leading to a Denial of Service DoS. This issue occurs when crafted LLDP packets are received by the device from an adjacent device. Multiple LACP flaps will occur after LLDP...
CVE-2020-1641
The CVE-2020-1641 entry describes a race-condition in Juniper Networks Junos OS LLDP handling: crafted LLDP packets can cause the LLDP process to crash, resulting in a Denial of Service. The issue is tied to memory/resource limits (RLIMIT) and may produce multiple LACP flaps after the LLDP crash....
Juniper Junos LLDP Packet DoS JSA11027
According to the self-reported version of Junos OS, the remote device is affected by a denial of service DoS vulnerability due to its implementation of LLDP. An unauthenticated attacker can exploit this, by sending crafted LLDP packets from an adjacent device, in order to cause LLDP to crash. Not...
Cisco NX-OS Software Link Layer Discovery Protocol Denial of Service Vulnerability
A denial of service DoS vulnerability exists in Cisco NX-OS Software due to improper input validation of certain type, length, value TLV fields of the LLDP frame header. An unauthenticated, local attacker can exploit this issue, by sending a crafted LLDP packet to an interface on the targeted...
Cisco Nexus 9000 Series Fabric Switches Buffer Overflow Vulnerability
Cisco Nexus 9000 Series Fabric Switches is a 9000 series fiber optic switch from Cisco USA. A buffer overflow vulnerability exists in the LLDP subsystem in Cisco Nexus 9000 Series Switch Software ACI Mode versions prior to 13.27f and 14.x. The vulnerability stems from a program's failure to...
CVE-2019-1901
A vulnerability in the Link Layer Discovery Protocol LLDP subsystem of Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an adjacent, unauthenticated attacker to cause a denial of service DoS condition or execute arbitrary code with root privileges. T...
CVE-2019-1901
A vulnerability in the Link Layer Discovery Protocol LLDP subsystem of Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an adjacent, unauthenticated attacker to cause a denial of service DoS condition or execute arbitrary code with root privileges. T...
Buffer overflow
A vulnerability in the Link Layer Discovery Protocol LLDP subsystem of Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an adjacent, unauthenticated attacker to cause a denial of service DoS condition or execute arbitrary code with root privileges. T...
CVE-2019-1901
Cisco Nexus 9000 Series ACI Mode Switch Software contains a LLDP-related buffer overflow (CVE-2019-1901) due to improper TLV field input validation. Affected on Nexus 9000 Fabric Switches in ACI mode running before 13.2(7f) or any 14.x release. Exploitation requires a directly connected interface...
Cisco Nexus 9000 Series ACI Mode Switch Software Link Layer Discovery Protocol Buffer Overflow Vulnerability
A vulnerability in the Link Layer Discovery Protocol LLDP subsystem of Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an adjacent, unauthenticated attacker to cause a denial of service DoS condition or execute arbitrary code with root privileges. T...
CVE-2019-1890
A vulnerability in the fabric infrastructure VLAN connection establishment of the Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an unauthenticated, adjacent attacker to bypass security validations and connect an unauthorized server to the...