CVE-2021-1231

Cisco Nexus 9000 Series Fabric Switches in ACI mode are affected by CVE-2021-1231 due to incomplete validation of the LLDP source, enabling an unauthenticated adjacent attacker to disable switching on an SFP interface and disrupt traffic. Affected components are LLDP handling on Nexus 9000 device...

CVE-2021-1230

The CVE-2021-1230 issue affects Cisco Nexus 9000 Series Fabric Switches in ACI mode, where a crafted BGP update can crash the routing process (IBGP/EBGP), causing DoS. Exploitation requires an unauthenticated, remote attacker sending a specific BGP update over a TCP connection from a trusted peer...

CVE-2021-1230 Cisco Nexus 9000 Series Fabric Switches ACI Mode BGP Route Installation Denial of Service Vulnerability

A vulnerability with the Border Gateway Protocol BGP for Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI mode could allow an unauthenticated, remote attacker to cause a routing process to crash, which could lead to a denial of service DoS condition. This...

CVE-2021-1230 Cisco Nexus 9000 Series Fabric Switches ACI Mode BGP Route Installation Denial of Service Vulnerability

A vulnerability with the Border Gateway Protocol BGP for Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI mode could allow an unauthenticated, remote attacker to cause a routing process to crash, which could lead to a denial of service DoS condition. This...

CVE-2021-1228 Cisco Nexus 9000 Series Fabric Switches ACI Mode Fabric Infrastructure VLAN Unauthorized Access Vulnerability

A vulnerability in the fabric infrastructure VLAN connection establishment of Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI Mode could allow an unauthenticated, adjacent attacker to bypass security validations and connect an unauthorized server to the...

CVE-2021-1228 Cisco Nexus 9000 Series Fabric Switches ACI Mode Fabric Infrastructure VLAN Unauthorized Access Vulnerability

A vulnerability in the fabric infrastructure VLAN connection establishment of Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI Mode could allow an unauthenticated, adjacent attacker to bypass security validations and connect an unauthorized server to the...

CVE-2021-1228

CVE-2021-1228 affects Cisco Nexus 9000 Series Fabric Switches in ACI Mode . The issue arises in the LLDP setup phase of the infrastructure VLAN due to insufficient security requirements, enabling an unauthenticated, adjacent attacker to send a crafted LLDP packet and connect an unauthorised serve...

Cisco Nexus 9000 Series Fabric Switches ACI Mode BGP Route Installation Denial of Service Vulnerability

A vulnerability with the Border Gateway Protocol BGP for Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI mode could allow an unauthenticated, remote attacker to cause a routing process to crash, which could lead to a denial of service DoS condition. This...

Cisco Nexus 9000 Series Fabric Switches ACI Mode Link Layer Discovery Protocol Port Denial of Service Vulnerability

A vulnerability in the Link Layer Discovery Protocol LLDP for Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI mode could allow an unauthenticated, adjacent attacker to disable switching on a small form-factor pluggable SFP interface. This vulnerability is due to...

Cisco Nexus 9000 Series Fabric Switches ACI Mode Fabric Infrastructure VLAN Unauthorized Access Vulnerability

A vulnerability in the fabric infrastructure VLAN connection establishment of Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI Mode could allow an unauthenticated, adjacent attacker to bypass security validations and connect an unauthorized server to the...

Cisco ACI Multi-Site Orchestrator Application Services Engine Deployment Authentication Bypass Vulnerability

A vulnerability in an API endpoint of Cisco ACI Multi-Site Orchestrator MSO installed on the Application Services Engine could allow an unauthenticated, remote attacker to bypass authentication on an affected device. The vulnerability is due to improper token validation on a specific API endpoint...

Cisco NX-OS Software Image Signature Verification (cisco-sa-20190306-nxos-sig-verif)

According to its self-reported version, Cisco NX-OS Software for Nexus 9000 Series Fabric Switches ACI Mode is affected by a denial of service DoS vulnerability exists in Fibre Channel over Ethernet N-port Virtualization due to incorrect processing of FCoE packets. An unauthenticated, adjacent...

Cisco ACI Compliance Checks

Binary data ciscoacicompliancecheck.nbin...

Cisco Nexus 9000 Series Fabric Switches Application Centric Infrastructure Mode Root Privilege Escalation Vulnerability (cisco-sa-20190501-nexus9k-rpe)

According to its self-reported version, Cisco NX-OS System Software in ACI Mode is affected by an elevation of privilege vulnerability exists in the filesystem management due to improper file permissions. An authenticated, local attacker can exploit this, via a crafted command, to gain root...

Cisco Nexus 9000 ACI Mode Shell Escape Vulnerability (cisco-sa-20190306-aci-shell-escape)

A shell escape / privilege escalation vulnerability exists in ACI Mode due to insufficient sanitization of user-supplied input. Therefore, an authenticated, remote attacker can exploit this, via a specifically crafted CLI command, to escape the ACI shell and gain root access to the system. Please...

Cisco Nexus 9000 Series Fabric Switches ACI Mode Border Leaf Endpoint Learning (cisco-sa-20190828-nexus-aci-dos)

According to its self-reported version, Cisco NX-OS System Software in Application Centric Infrastructure ACI mode is affected by a vulnerability within the Endpoint Learning feature of Cisco 9000 Series Switches due to improper endpoint learning when packets are received on a specific port from...

CVE-2019-1977

A vulnerability within the Endpoint Learning feature of Cisco Nexus 9000 Series Switches running in Application Centric Infrastructure ACI mode could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an endpoint device in certain circumstances. The...

CVE-2019-1977

A vulnerability within the Endpoint Learning feature of Cisco Nexus 9000 Series Switches running in Application Centric Infrastructure ACI mode could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an endpoint device in certain circumstances. The...

Input validation

A vulnerability within the Endpoint Learning feature of Cisco Nexus 9000 Series Switches running in Application Centric Infrastructure ACI mode could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an endpoint device in certain circumstances. The...

CVE-2019-1977 Cisco Nexus 9000 Series Fabric Switches ACI Mode Border Leaf Endpoint Learning Vulnerability

A vulnerability within the Endpoint Learning feature of Cisco Nexus 9000 Series Switches running in Application Centric Infrastructure ACI mode could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an endpoint device in certain circumstances. The...