Cisco NX-OS Software IPv6 Denial of Service (CVE-2019-1964)

A vulnerability in the IPv6 traffic processing of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause an unexpected restart of the netstack process on an affected device. The vulnerability is due to improper validation of IPv6 traffic sent through an affected device. An...

Cisco NX-OS Software Information Disclosure (CVE-2012-4090)

The management interface in Cisco NX-OS on Nexus 7000 devices allows remote authenticated users to obtain sensitive configuration-file information by leveraging the network-operator role, aka Bug ID CSCti09089. This plugin only works with Tenable.ot. Please visit...

Cisco NX-OS Software Command Injection (CVE-2019-1775)

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 passed to certain CLI commands. An attacker cou...

Cisco Multiple Vulnerabilities in NX-OS-Based Products (CVE-2013-1178)

Multiple buffer overflows in the Cisco Discovery Protocol CDP implementation in Cisco NX-OS on Nexus 7000 devices 4.x and 5.x before 5.24 and 6.x before 6.11, Nexus 5000 and 5500 devices 4.x and 5.x before 5.13N11, Nexus 4000 devices before 4.12E11h, Nexus 3000 devices 5.x before 5.03U31, Nexus...

Cisco NX-OS Software system login block-for Denial of Service (CVE-2021-1590)

A vulnerability in the implementation of the system login block-for command for Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a login process to unexpectedly restart, causing a denial of service DoS condition. This vulnerability is due to a logic error in the...

Cisco NX-OS Software Border Gateway Protocol MD5 Authentication Bypass (CVE-2020-3165)

A vulnerability in the implementation of Border Gateway Protocol BGP Message Digest 5 MD5 authentication in Cisco NX-OS Software could allow an unauthenticated, remote attacker to bypass MD5 authentication and establish a BGP connection with the device. The vulnerability occurs because the BGP MD...

Cisco NX-OS Software Command Injection Vulnerability (CVE-2019-1791)

A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker with administrator credentials to execute arbitrary commands with elevated privileges on the underlying operating system of an affected device. The vulnerability is due to insufficient validation of...

Cisco NX-OS Software Remote Management Memory Leak Denial of Service (CVE-2019-1965)

A vulnerability in the Virtual Shell VSH session management for Cisco NX-OS Software could allow an authenticated, remote attacker to cause a VSH process to fail to delete upon termination. This can lead to a build-up of VSH processes that overtime can deplete system memory. When there is no syst...

Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1610)

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. The vulnerability is due to insufficient validation of arguments passed to certain CLI commands. An attacker coul...

Cisco FXOS and NX-OS Software Cisco Discovery Protocol Arbitrary Code Execution and Denial of Service (CVE-2020-3172)

A vulnerability in the Cisco Discovery Protocol feature of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code as root or cause a denial of service DoS condition on an affected device. The vulnerability exists because of...

Cisco NX-OS System Software Unauthorized User Account Deletion (CVE-2018-0092)

A vulnerability in the network-operator user role implementation for Cisco NX-OS System Software could allow an authenticated, local attacker to improperly delete valid user accounts. The network- operator role should not be able to delete other configured users on the device. The vulnerability i...

Cisco IOS, IOS XE, and NX-OS Software Security Group Tag Exchange Protocol Denial of Service (CVE-2020-3228)

A vulnerability in Security Group Tag Exchange Protocol SXP in Cisco IOS Software, Cisco IOS XE Software, and Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause the affected device to reload, resulting in a denial of service DoS condition. The vulnerability exists becau...

Cisco FXOS and NX-OS Software Secure Configuration Bypass (CVE-2019-1728)

A vulnerability in the Secure Configuration Validation functionality of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, local attacker to run arbitrary commands at system boot time with the privileges of root. The vulnerability is due to a lack of proper validation of...

Cisco FXOS and NX-OS Software Unauthorized Directory Access (CVE-2019-1600)

A vulnerability in the file system permissions of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, local attacker to access sensitive information that is stored in the file system of an affected system. The vulnerability is due to improper implementation of file system...

Cisco Nexus Devices NX-OS Software Command-Line Interpreter Local Privilege Escalation (CVE-2015-4232)

Cisco NX-OS 6.210 on Nexus and MDS 9000 devices allows local users to execute arbitrary OS commands by entering crafted tar parameters in the CLI, aka Bug ID CSCus44856. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information...

Cisco NX-OS Software Role-Based Access Arbitrary Command Execution (CVE-2018-0337)

A vulnerability in the role-based access-checking mechanisms of Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on an affected device. The vulnerability exists because the affected software lacks proper input and validation checks for certain file...

Cisco NX-OS CLI Command Software Image Signature Verification (CVE-2019-1811)

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 exists because software digital signatures are not...

Cisco NX-OS Software SSH Key Information Disclosure (CVE-2019-1731)

A vulnerability in the SSH CLI key management functionality of Cisco NX-OS Software could allow an authenticated, local attacker to expose a user's private SSH key to all authenticated users on the targeted device. The attacker must authenticate with valid administrator device credentials. The...

Cisco NX-OS Software Python Parser Escape (CVE-2017-12301)

A vulnerability in the Python scripting subsystem of Cisco NX-OS Software could allow an authenticated, local attacker to escape the Python parser and gain unauthorized access to the underlying operating system of the device. The vulnerability exists due to insufficient sanitization of...

Cisco NX-OS Software Anycast Gateway Invalid ARP (CVE-2020-3174)

A vulnerability in the anycast gateway feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a device to learn invalid Address Resolution Protocol ARP entries. The ARP entries are for nonlocal IP addresses for the subnet. The vulnerability is due to improper...