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 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 NX-OS Software Command Injection Vulnerability (CVE-2019-1784)

A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with the privilege level of root. The vulnerability is due to insufficient validation of arguments passed to a specific CLI comman...

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 FXOS and NX-OS Lightweight Directory Access Protocol Denial of Service (CVE-2019-1597)

Multiple vulnerabilities in the implementation of the Lightweight Directory Access Protocol LDAP feature in Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service DoS condition. The...

Cisco NX-OS Software NX-API Sandbox Cross-site Scripting (CVE-2019-1733)

A vulnerability in the NX API NX-API Sandbox interface for Cisco NX- OS Software could allow an authenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the NX-API Sandbox interface of an affected device. The vulnerability is due to insufficient validation 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...

Cisco NX-OS Software Line Card Command Injection Vulnerability (CVE-2019-1769)

A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker with administrator credentials to execute arbitrary commands on the underlying Linux operating system of an attached line card with the privilege level of root. The vulnerability is due to insufficient...

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 Malformed ARP Header Denial of Service (CVE-2015-6277)

The ARP implementation in Cisco NX-OS on Nexus 1000V devices for VMware vSphere 5.21SV31.4, Nexus 3000 devices 7.30ZD0.47, Nexus 4000 devices 4.12E1, Nexus 9000 devices 7.30ZD0.61, and MDS 9000 devices 7.00HSK0.353 and SAN-OS NX-OS on MDS 9000 devices 7.00HSK0.353 allows remote attackers to cause...

Cisco FXOS and NX-OS Software Command Injection Vulnerability (CVE-2019-1779)

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

Cisco NX-OS Software MPLS OAM Denial of Service (CVE-2021-1588)

A vulnerability in the MPLS Operation, Administration, and Maintenance OAM feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper input validation when an affected devi...

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 NX-OS Software Netstack Denial of Service (CVE-2019-1599)

A vulnerability in the network stack of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on the affected device. The vulnerability is due to an issue with allocating and freeing memory buffers in the network stack. An attacker could...

Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1606)

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 NX-OS Software Privilege Escalation (CVE-2019-1604)

A vulnerability in the user account management interface of Cisco NX- OS Software could allow an authenticated, local attacker to gain elevated privileges on an affected device. The vulnerability is due to an incorrect authorization check of user accounts and their associated Group ID GID. An...

Cisco NX-OS Software Role-Based Access Control Elevated Privileges (CVE-2018-0293)

A vulnerability in role-based access control RBAC for Cisco NX-OS Software could allow an authenticated, remote attacker to execute CLI commands that should be restricted for a nonadministrative user. The attacker would have to possess valid user credentials for the device. The vulnerability is d...

Cisco NX-OS Software Patch Signature Verification Bypass (CVE-2019-1809)

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 patch on an affected device. The vulnerability is due to improper verification of digital signature...

Cisco NX-OS Software IPv6 Netstack Denial of Service (CVE-2021-1387)

A vulnerability in the network stack of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability exists because the software improperly releases resources when it processes certain IPv6 packets that a...