Cisco NX-OS Malformed IP Packet DoS (cisco-sa-20120215-nxos)

Cisco NX-OS Software is affected by a denial of service DoS vulnerability that causes Cisco Nexus 1000v, 1010, 5000, and 7000 Series Switches, and the Cisco Virtual Security Gateway VSG for Nexus 1000V Series Switches, that are running affected versions of Cisco NX-OS Software to reload when the ...

Multiple Vulnerabilities in Cisco NX-OS-Based Products (cisco-sa-20130424-nxosmulti)

Cisco Nexus, Cisco Unified Computing System UCS, Cisco MDS 9000 Series Multilayer Switches, and Cisco 1000 Series Connected Grid Routers CGR are all based on the Cisco NX-OS operating system. These products are affected by one or more of the following vulnerabilities : - Multiple Cisco Discovery...

Cisco NX-OS Version

The remote host is running NX-OS, an operating system for Cisco switches. It is possible to read the NX-OS version and Model either through SNMP or by connecting to the switch using SSH. TRUSTED...

CVE-2013-1210

Array index error in the Virtual Ethernet Module VEM kernel driver for VMware ESXi in Cisco NX-OS on the Nexus 1000V, when STUN debugging is enabled, allows remote attackers to cause a denial of service ESXi crash and purple screen of death by sending crafted STUN packets to a VEM, aka Bug ID...

CVE-2013-1211

Cisco NX-OS on the Nexus 1000V does not properly handle authentication for Virtual Ethernet Module VEM to Virtual Supervisor Module VSM communication, which allows remote attackers to obtain VEM access via 1 spoofed STUN packets or 2 a crafted VMware ESXi instance, aka Bug ID CSCud14832...

CVE-2013-1209

The encryption functionality in the Virtual Supervisor Module VSM to Virtual Ethernet Module VEM communication component in Cisco NX-OS on the Nexus 1000V does not properly authenticate VSM/VEM packets, which allows remote attackers to disable packet-level encryption and integrity protection via...

CVE-2013-1212

The SSL functionality in Cisco NX-OS on the Nexus 1000V does not properly verify X.509 certificates, which allows man-in-the-middle attackers to spoof servers, and intercept or modify Virtual Supervisor Module VSM to VMware vCenter communication, via a crafted certificate, aka Bug ID CSCud14837...

Code injection

The encryption functionality in the Virtual Supervisor Module VSM to Virtual Ethernet Module VEM communication component in Cisco NX-OS on the Nexus 1000V does not properly authenticate VSM/VEM packets, which allows remote attackers to disable packet-level encryption and integrity protection via...

Design/Logic Flaw

The SSL functionality in Cisco NX-OS on the Nexus 1000V does not properly verify X.509 certificates, which allows man-in-the-middle attackers to spoof servers, and intercept or modify Virtual Supervisor Module VSM to VMware vCenter communication, via a crafted certificate, aka Bug ID CSCud14837...

Code injection

Cisco NX-OS on the Nexus 1000V does not assign the proper priority to heartbeat messages from a Virtual Ethernet Module VEM to a Virtual Supervisor Module VSM, which allows remote attackers to cause a denial of service false VEM unavailability report via a flood of UDP packets, aka Bug ID...

CVE-2013-1208

The encryption functionality in Cisco NX-OS on the Nexus 1000V does not properly handle Virtual Supervisor Module VSM to Virtual Ethernet Module VEM communication, which allows remote attackers to intercept or modify network traffic by leveraging certain Layer 2 or Layer 3 access, aka Bug ID...

Authentication flaw

Cisco NX-OS on the Nexus 1000V does not properly handle authentication for Virtual Ethernet Module VEM to Virtual Supervisor Module VSM communication, which allows remote attackers to obtain VEM access via 1 spoofed STUN packets or 2 a crafted VMware ESXi instance, aka Bug ID CSCud14832...

Code injection

Array index error in the Virtual Ethernet Module VEM kernel driver for VMware ESXi in Cisco NX-OS on the Nexus 1000V, when STUN debugging is enabled, allows remote attackers to cause a denial of service ESXi crash and purple screen of death by sending crafted STUN packets to a VEM, aka Bug ID...

Code injection

The encryption functionality in Cisco NX-OS on the Nexus 1000V does not properly handle Virtual Supervisor Module VSM to Virtual Ethernet Module VEM communication, which allows remote attackers to intercept or modify network traffic by leveraging certain Layer 2 or Layer 3 access, aka Bug ID...

CVE-2013-1208

The encryption functionality in Cisco NX-OS on the Nexus 1000V does not properly handle Virtual Supervisor Module VSM to Virtual Ethernet Module VEM communication, which allows remote attackers to intercept or modify network traffic by leveraging certain Layer 2 or Layer 3 access, aka Bug ID...

CVE-2013-1210

Array index error in the Virtual Ethernet Module VEM kernel driver for VMware ESXi in Cisco NX-OS on the Nexus 1000V, when STUN debugging is enabled, allows remote attackers to cause a denial of service ESXi crash and purple screen of death by sending crafted STUN packets to a VEM, aka Bug ID...

CVE-2013-1209

The encryption functionality in the Virtual Supervisor Module VSM to Virtual Ethernet Module VEM communication component in Cisco NX-OS on the Nexus 1000V does not properly authenticate VSM/VEM packets, which allows remote attackers to disable packet-level encryption and integrity protection via...

CVE-2013-1208

The CVE-2013-1208 issue affects Cisco Nexus 1000V NX-OS VSM/VEM communication. The vulnerability arises from how encryption between VSM and VEM is handled, potentially allowing remote attackers with Layer 2/3 access to intercept or modify traffic. Affected component is the VSM-to-VEM communicatio...

CVE-2013-1210

Cisco Nexus 1000V Nexus 1000V VEM kernel driver for VMware ESXi is affected by CVE-2013-1210 due to an out-of-bounds array access when STUN debugging is enabled. The issue can be exploited remotely by sending crafted STUN packets to the VEM, potentially crashing the ESXi hypervisor and causing a ...

CVE-2013-1209

Cisco Nexus 1000V: VSM/VEM encryption is vulnerable in Cisco NX-OS; the VSM-to-VEM packet authentication is insufficient, allowing remote attackers to disable per-packet encryption and integrity protections via crafted packets. Root cause: weak/authentication gap in VSM/VEM packet handling (Bug C...