Cisco Nexus 7000/7700 Series Switches Software Patch Signature Verification (CVE-2019-1808)

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 Crafted DHCPv4 Packet Denial of Service (CVE-2015-6392)

Cisco NX-OS 4.1 through 7.3 and 11.0 through 11.2 on Nexus 2000, 5000, 5500, 5600, 6000, 7000, 7700, and 9000 devices allows remote attackers to cause a denial of service device crash via crafted IPv4 DHCP packets to the 1 DHCPv4 relay agent or 2 smart relay agent, aka Bug IDs CSCuq24603,...

Cisco NX-OS CLI Command Software Image Signature Verification (CVE-2019-1812)

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 Internet Group Management Protocol Denial of Service (CVE-2015-4324)

Buffer overflow in Cisco NX-OS on Nexus 1000V devices for VMware vSphere 7.30ZN0.81, Nexus 3000 devices 7.30ZN0.81, Nexus 4000 devices 4.12E11c, Nexus 7000 devices 7.20N10.1, and Nexus 9000 devices 7.30ZN0.81 allows remote attackers to cause a denial of service IGMP process restart via a malforme...

Cisco NX-OS Software Bash Shell Role-Based Access Control Bypass Privilege Escalation (CVE-2019-1593)

A vulnerability in the Bash shell implementation for Cisco NX-OS Software could allow an authenticated, local attacker to escalate their privilege level by executing commands authorized to other user roles. The attacker must authenticate with valid user credentials. The vulnerability is due to th...

Cisco NX-OS Software 802.1X Extensible Authentication Protocol over LAN Denial of Service (CVE-2019-1594)

A vulnerability in the 802.1X implementation for Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to incomplete input validation of Extensible Authentication Protocol over LAN EAPOL...

Cisco NX-OS Software Cisco Discovery Protocol Remote Code Execution (CVE-2020-3119)

A vulnerability in the Cisco Discovery Protocol implementation for Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code or cause a reload on an affected device. The vulnerability exists because the Cisco Discovery Protocol parser does not properly...

Cisco NX-OS Software Border Gateway Protocol Denial of Service (CVE-2018-0295)

A vulnerability in the Border Gateway Protocol BGP implementation of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition due to the device unexpectedly reloading. The vulnerability is due to incomplete input validation of the BGP update...

Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1608)

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-2019-1603)

A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to escalate lower-level privileges to the administrator level. The vulnerability is due to insufficient authorization enforcement. An attacker could exploit this vulnerability by authenticating to the...

Cisco NX-OS Software ICMP Version 6 Memory Leak Denial of Service (CVE-2021-1229)

A vulnerability in ICMP Version 6 ICMPv6 processing in Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a slow system memory leak, which over time could lead to a denial of service DoS condition. This vulnerability is due to improper error handling when an...

Cisco NX-OS Software Authenticated Simple Network Management Protocol Denial of Service (CVE-2018-0291)

A vulnerability in the Simple Network Management Protocol SNMP input packet processor of Cisco NX-OS Software could allow an authenticated, remote attacker to cause the SNMP application on an affected device to restart unexpectedly. The vulnerability is due to improper validation of SNMP protocol...

Cisco NX-OS Software Remote Package Manager Command Injection (CVE-2019-1732)

A vulnerability in the Remote Package Manager RPM subsystem of Cisco NX-OS Software could allow an authenticated, local attacker with administrator credentials to leverage a time-of-check, time-of-use TOCTOU race condition to corrupt local variables, which could lead to arbitrary command injectio...

Cisco NX-OS Software Command Injection Vulnerability (CVE-2019-1776)

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 a privilege level of root. The vulnerability is due to insufficient validation of arguments passed to a specific CLI command ...

Cisco NX-OS Software NX-API Cross-Site Request Forgery (CVE-2021-1227)

A vulnerability in the NX-API feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to conduct a cross-site request forgery CSRF attack on an affected system. This vulnerability is due to insufficient CSRF protections for the NX-API on an affected device. An attacker cou...

Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1609)

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 Buffer Overflow and Command Injection (CVE-2019-1767)

A vulnerability in the implementation of a specific CLI command for Cisco NX-OS Software could allow an authenticated, local attacker with administrator credentials to cause a buffer overflow condition or perform command injection. This could allow the attacker to execute arbitrary commands with...

Cisco NX-OS Software Protocol Independent Multicast Denial of Service (CVE-2021-1367)

A vulnerability in the Protocol Independent Multicast PIM feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this...

Cisco FXOS, NX-OS, and UCS Manager Software Cisco Discovery Protocol Denial of Service (CVE-2018-0331)

A vulnerability in the Cisco Discovery Protocol formerly known as CDP subsystem of devices running, or based on, Cisco NX-OS Software contain a vulnerability that could allow an unauthenticated, adjacent attacker to create a denial of service DoS condition. The vulnerability is due to a failure t...

Cisco NX-OS Software NX-API Privilege Escalation (CVE-2018-0330)

A vulnerability in the NX-API management application programming interface API in devices running, or based on, Cisco NX-OS Software could allow an authenticated, remote attacker to execute commands with elevated privileges. The vulnerability is due to a failure to properly validate certain...