Buffer overflow

A vulnerability in the Link Layer Discovery Protocol LLDP subsystem of Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an adjacent, unauthenticated attacker to cause a denial of service DoS condition or execute arbitrary code with root privileges. T...

CVE-2019-1901: Improper Restriction of Operations within the Bounds of a Memory Buffer

A vulnerability in the Link Layer Discovery Protocol LLDP subsystem of Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an adjacent, unauthenticated attacker to cause a denial of service DoS condition or execute arbitrary code with root privileges. T...

CVE-2019-1890

CVE-2019-1890 affects Cisco Nexus 9000 Series Fabric Switches in ACI mode. The issue lies in the LLDP setup during infrastructure VLAN formation, where insufficient security requirements allow an unauthenticated, adjacent attacker to bypass validations and connect an unauthorized server to the in...

CVE-2019-1803

A vulnerability in the filesystem management for the Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an authenticated, local attacker with administrator rights to gain elevated privileges as the root user on an affected device. The vulnerability is...

CVE-2019-1803

CVE-2019-1803 concerns Cisco Nexus 9000 Series in ACI Mode Switch Software. A local, authenticated administrator can exploit overly permissive permissions on specific system files to execute arbitrary OS commands as root. Exploitation requires valid credentials and crafting a command string to be...

Input validation

A vulnerability in the background operations functionality of Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an authenticated, local attacker to gain elevated privileges as root on an affected device. The vulnerability is due to insufficient...

CVE-2019-1590: Improper Certificate Validation

A vulnerability in the Transport Layer Security TLS certificate validation functionality of Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an unauthenticated, remote attacker to perform insecure TLS client authentication on an affected device. The...

CVE-2019-1804: Initialization of a Resource with an Insecure Default

A vulnerability in the SSH key management for the Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an unauthenticated, remote attacker to connect to the affected system with the privileges of the root user. The vulnerability is due to the presence of...

CVE-2019-1803: Incorrect Permission Assignment for Critical Resource

A vulnerability in the filesystem management for the Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an authenticated, local attacker with administrator rights to gain elevated privileges as the root user on an affected device. The vulnerability is...

CVE-2019-1592: Improper Input Validation

A vulnerability in the background operations functionality of Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an authenticated, local attacker to gain elevated privileges as root on an affected device. The vulnerability is due to insufficient...

Cisco Nexus 9000 Series Fabric Switches Application Centric Infrastructure Mode Insecure Fabric Authentication Vulnerability

A vulnerability in the Transport Layer Security TLS certificate validation functionality of Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an unauthenticated, remote attacker to perform insecure TLS client authentication on an affected device. The...

CVE-2019-1591

A vulnerability in a specific CLI command implementation of Cisco Nexus 9000 Series ACI Mode Switch Software could allow an authenticated, local attacker to escape a restricted shell on an affected device. The vulnerability is due to insufficient sanitization of user-supplied input when issuing a...

CVE-2019-1591: Improper Neutralization of Special Elements used in an OS Command

A vulnerability in a specific CLI command implementation of Cisco Nexus 9000 Series ACI Mode Switch Software could allow an authenticated, local attacker to escape a restricted shell on an affected device. The vulnerability is due to insufficient sanitization of user-supplied input when issuing a...

CVE-2019-1585: Undefined Security Weakness

A vulnerability in the controller authorization functionality of Cisco Nexus 9000 Series ACI Mode Switch Software could allow an authenticated, local attacker to escalate standard users with root privilege on an affected device. The vulnerability is due to a misconfiguration of certain sudoers...