Cisco Nexus 9000 Series Resource Exhaustion Denial of Service (CVE-2015-4301)

Cisco NX-OS on Nexus 9000 devices 11.11c allows remote authenticated users to cause a denial of service device hang via large files that are copied to a device's filesystem, aka Bug ID CSCuu77225. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for...

Cisco NX-OS Software Cisco Fabric Services Denial of Service (CVE-2019-1616)

A vulnerability in the Cisco Fabric Services component of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a buffer overflow, resulting in a denial of service DoS condition. The vulnerability is due to insufficient validation of Cisco Fabric Services packets. An...

Cisco FXOS and NX-OS Software Unauthorized Administrator Account (CVE-2018-0294)

A vulnerability in the write-erase feature of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, local attacker to configure an unauthorized administrator account for an affected device. The vulnerability exists because the affected software does not properly delete...

Cisco NX-OS Software Bash Bypass Guest Shell (CVE-2019-1730)

A vulnerability in the Bash shell implementation for Cisco NX-OS Software could allow an authenticated, local attacker to bypass the limited command set of the restricted Guest Shell and execute commands at the privilege level of a network-admin user outside of the Guest Shell. The attacker must...

Cisco NX-OS Software Image Signature Verification (CVE-2019-1615)

A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software image on an affected device. The vulnerability is due to improper verification of digital signature...

Cisco Multiple Vulnerabilities in NX-OS-Based Products (CVE-2013-1191)

Cisco NX-OS 6.1 before 6.15 on Nexus 7000 devices, when local authentication and multiple VDCs are enabled, allows remote authenticated users to gain privileges within an unintended VDC via crafted SSH key data in an SSH session to a management interface, aka Bug ID CSCud88400. This plugin only...

Cisco Nexus 1000V ESXi Hypervisor Denial of Service (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...

Cisco Nexus 9000 Series Switches Remote Login Denial of Service (CVE-2017-3879)

A Denial of Service vulnerability in the remote login functionality for Cisco NX-OS Software running on Cisco Nexus 9000 Series Switches could allow an unauthenticated, remote attacker to cause a process used for login to terminate unexpectedly and the login attempt to fail. There is no impact to...

Cisco Nexus Series Switches Telnet CLI Command Injection (CVE-2017-6650)

A vulnerability in the Telnet CLI command of Cisco NX-OS System Software 7.1 through 7.3 running on Cisco Nexus Series Switches could allow an authenticated, local attacker to perform a command injection attack. The vulnerability is due to insufficient input validation of command arguments. An...

Cisco NX-OS Software Arbitrary File Overwrite (CVE-2019-1729)

A vulnerability in the CLI implementation of a specific command used for image maintenance for Cisco NX-OS Software could allow an authenticated, local attacker to overwrite any file on the file system including system files. These file overwrites by the attacker are accomplished at the root...

Cisco NX-OS Border Gateway Protocol Denial of Service (CVE-2016-1454)

Cisco NX-OS 4.0 through 7.3 and 11.0 through 11.2 on 1000v, 2000, 3000, 3500, 5000, 5500, 5600, 6000, 7000, 7700, and 9000 devices allows remote attackers to cause a denial of service device reload by leveraging a peer relationship to send a crafted BGP UPDATE message, aka Bug IDs CSCuq77105 and...

Cisco NX-OS Software CLI Arbitrary Command Injection (CVE-2018-0307)

A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to perform a command-injection attack on an affected device. The vulnerability is due to insufficient input validation of command arguments. An attacker could exploit this vulnerability by injecting...

Cisco Nexus 9000 Series Switches Standalone NX-OS Mode Tetration Analytics Agent Arbitrary Code Execution (CVE-2019-1618)

A vulnerability in the Tetration Analytics agent for Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an authenticated, local attacker to execute arbitrary code as root. The vulnerability is due to an incorrect permissions setting. An attacker could exploit this vulnerability...

Cisco NX-OS Software Link Layer Discovery Protocol Denial of Service (CVE-2015-4197)

Cisco NX-OS 5.25 on Nexus 7000 devices allows remote attackers to cause a denial of service device crash by sending a malformed LLDP packet on the local network, aka Bug ID CSCud89415. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more...

Cisco NX-OS Software CLI Command Injection (CVE-2023-20050)

A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device. This vulnerability is due to insufficient validation of arguments that are passed to specific CLI commands. An...

Cisco Nexus Series Switches CLI Command Injection (CVE-2017-6649)

A vulnerability in the CLI of Cisco NX-OS System Software 7.1 through 7.3 running on Cisco Nexus Series Switches could allow an authenticated, local attacker to perform a command injection attack. The vulnerability is due to insufficient input validation of command arguments. An attacker could...

Cisco FXOS, IOS XR, and NX-OS Software Cisco Discovery Protocol Denial of Service (CVE-2020-3120)

A vulnerability in the Cisco Discovery Protocol implementation for Cisco FXOS Software, Cisco IOS XR Software, and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is d...

Cisco NX-OS Software Network Time Protocol Denial of Service (CVE-2019-1967)

A vulnerability in the Network Time Protocol NTP feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to excessive use of system resources when the affected device is logging a dr...

Cisco FXOS and NX-OS Software Simple Network Management Protocol Denial of Service (CVE-2019-1858)

A vulnerability in the Simple Network Management Protocol SNMP input packet processor of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause the SNMP application to leak system memory, which could cause an affected device to restart unexpectedly...

Cisco NX-OS Software Privilege Escalation (CVE-2019-1602)

A vulnerability in the filesystem permissions of Cisco NX-OS Software could allow an authenticated, local attacker to access sensitive data that could be used to elevate their privileges to administrator. The vulnerability is due to improper implementation of filesystem permissions. An attacker...