Input validation

A vulnerability in a CLI command related to the virtualization manager VMAN in Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers could allow an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with root privileges. The...

CVE-2019-12709 Cisco IOS XR Software for Cisco ASR 9000 VMAN CLI Privilege Escalation Vulnerability

A vulnerability in a CLI command related to the virtualization manager VMAN in Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers could allow an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with root privileges. The...

CVE-2019-12709

CVE-2019-12709 describes a privilege-escalation vulnerability in Cisco IOS XR Software for Cisco ASR 9000 Series (VMAN CLI). An authenticated, local attacker can exploit insufficient validation of VMAN CLI arguments to execute arbitrary commands on the underlying Linux OS with root privileges, po...

CVE-2019-12709 Cisco IOS XR Software for Cisco ASR 9000 VMAN CLI Privilege Escalation Vulnerability

A vulnerability in a CLI command related to the virtualization manager VMAN in Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers could allow an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with root privileges. The...

Cisco IOS XR Software for Cisco ASR 9000 VMAN CLI Privilege Escalation Vulnerability

A vulnerability in a CLI command related to the virtualization manager VMAN in Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers could allow an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with root privileges. The...

Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers MPLS OAM Denial of Service Vulnerability

According to its self-reported version, Cisco IOS XR Software is affected by following vulnerability - A vulnerability in the Multiprotocol Label Switching MPLS Operations, Administration, and Maintenance OAM implementation of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services...

Cisco Nexus 9000 Series Fabric Switches ACI Mode Link Layer Discovery Protocol Buffer Overflow Vulnerability

According to its self-reported version, the Cisco NX-OS Software in ACI mode is affected by a buffer overflow vulnerability. An unauthenticated, adjacent attacker could exploit this vulnerability, via a specially crafted Link Layer Discovery Protocol LLDP packet, to cause a denial-of-service...

CVE-2019-1977

A vulnerability within the Endpoint Learning feature of Cisco Nexus 9000 Series Switches running in Application Centric Infrastructure ACI mode could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an endpoint device in certain circumstances. The...

CVE-2019-1977 Cisco Nexus 9000 Series Fabric Switches ACI Mode Border Leaf Endpoint Learning Vulnerability

A vulnerability within the Endpoint Learning feature of Cisco Nexus 9000 Series Switches running in Application Centric Infrastructure ACI mode could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an endpoint device in certain circumstances. The...

CVE-2019-1977 Cisco Nexus 9000 Series Fabric Switches ACI Mode Border Leaf Endpoint Learning Vulnerability

A vulnerability within the Endpoint Learning feature of Cisco Nexus 9000 Series Switches running in Application Centric Infrastructure ACI mode could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an endpoint device in certain circumstances. The...

CVE-2019-1977

CVE-2019-1977 affects Cisco Nexus 9000 Series switches running in Application Centric Infrastructure (ACI) mode. The flaw is in Endpoint Learning: when packets arrive on a port from outside the ACI fabric and are destined for an endpoint on a border leaf with Disable Remote Endpoint Learning enab...

Cisco Releases Security Updates for Multiple Products

Cisco has released security updates to address vulnerabilities in multiple Cisco products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review t...

Cisco Nexus 9000 Series Fabric Switches ACI Mode Border Leaf Endpoint Learning Vulnerability

A vulnerability within the Endpoint Learning feature of Cisco Nexus 9000 Series Switches running in Application Centric Infrastructure ACI mode could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an endpoint device in certain circumstances. The...

Cisco Releases Security Updates

Cisco has released security updates to address a vulnerability in Cisco Nexus 9000 Series Fabric Switches. An attacker could exploit this vulnerability to take control of an affected system. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review th...

Cisco Nexus 9000 Series Fabric Switches Buffer Overflow Vulnerability

Cisco Nexus 9000 Series Fabric Switches is a 9000 series fiber optic switch from Cisco USA. A buffer overflow vulnerability exists in the LLDP subsystem in Cisco Nexus 9000 Series Switch Software ACI Mode versions prior to 13.27f and 14.x. The vulnerability stems from a program's failure to...

CVE-2019-1901

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

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...

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 Cisco Nexus 9000 Series ACI Mode Switch Software Link Layer Discovery Protocol Buffer Overflow Vulnerability

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

Cisco Nexus 9000 Series ACI Mode Switch Software contains a LLDP-related buffer overflow (CVE-2019-1901) due to improper TLV field input validation. Affected on Nexus 9000 Fabric Switches in ACI mode running before 13.2(7f) or any 14.x release. Exploitation requires a directly connected interface...