Nexus 9000 Series Switches Standalone NX-OS Mode Fibre Channel over Ethernet NPV DoS Vulnerability (cisco-sa-20190306-nxos-npv-dos)

According to its self-reported version, Cisco NX-OS Software is affected by a denial of service DoS vulnerability exists in Fibre Channel over Ethernet N-port Virtualization due to incorrect processing of FCoE packets. An unauthenticated, adjacent attacker can exploit this issue, via sending a...

Cisco NX-OS Software CLI Arbitrary Command Execution (cisco-sa-20180620-nx-os-cli-execution)

According to its self-reported version, Cisco NX-OS Software is affected by a command injection vulnerability exists in CLI parser due to insufficient input validation of command arguments. An authenticated, local attacker can exploit this, via injecting malicious command arguments, to execute...

Cisco FXOS, NX-OS, and UCS Manager Software Cisco Discovery Protocol DoS (cisco-sa-20180620-nxos-cdp)

According to its self-reported version, Cisco NX-OS Software is affected by a denial of service DoS vulnerability exists in Cisco Discovery Protocol due to failure to properly validate certain fields within a Cisco Discovery Protocol message. An unauthenticated, adjacent attacker can exploit this...

Cisco NX-OS Software Unexpected IP in IP Packet Processing Vulnerability (cisco-sa-nxos-ipip-dos-kCT9X4)

According to its self-reported version, the Cisco NX-OS Software is affected by a denial of service vulnerability in the network stack due to the affected device unexpectedly decapsulating and processing IP in IP packets that are destined to a locally configured IP address. An unauthenticated,...

CVE-2020-3217

A vulnerability in the Topology Discovery Service of Cisco One Platform Kit onePK in Cisco IOS Software, Cisco IOS XE Software, Cisco IOS XR Software, and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code or cause a denial of service DoS condition on...

Cisco Releases Security Updates for NX-OS Software

Cisco has released security updates to address a vulnerability in NX-OS Software. A remote attacker could exploit this vulnerability to cause a denial-of-service condition. The Cybersecurity and Infrastructure Security Agency CISA encourages users and administrators to review the Cisco Security...

Cisco NX-OS Software Remote Package Manager Command Injection Vulnerability (cisco-sa-20190515-nxos-rpm-injec)

According to its self-reported version, Cisco NX-OS Software is affected by following vulnerability - 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,...

Cisco NX-OS Software Sensitive File Read Information Disclosure Vulnerability (cisco-sa-20190515-nxos-fxos-info)

According to its self-reported version, Cisco Nexus Operating System NX-OS is affected by following vulnerability - A vulnerability in the implementation of a CLI diagnostic command in Cisco FXOS Software and Cisco NX- OS Software could allow an authenticated, local attacker to view sensitive...

Cisco NX-OS Software NX-API Denial of Service Vulnerability

A denial of service DoS vulnerability exists in the NX-API feature of Cisco NX-OS due to incorrect validation of the HTTP header of a request that is sent to the NX-API. An unauthenticated, remote attacker can exploit this issue, via a specially crafted HTTP request to NX-API, to cause the NX-API...

CVE-2020-3170

A vulnerability in the NX-API feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause an NX-API system process to unexpectedly restart. The vulnerability is due to incorrect validation of the HTTP header of a request that is sent to the NX-API. An attacker could...

Design/Logic Flaw

A vulnerability in the resource handling system of Cisco NX-OS Software for Cisco MDS 9000 Series Multilayer Switches could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper resource usage control. An...

Remote code execution

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...

CVE-2020-3170 Cisco NX-OS Software NX-API Denial of Service Vulnerability

A vulnerability in the NX-API feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause an NX-API system process to unexpectedly restart. The vulnerability is due to incorrect validation of the HTTP header of a request that is sent to the NX-API. An attacker could...

CVE-2020-3170 Cisco NX-OS Software NX-API Denial of Service Vulnerability

A vulnerability in the NX-API feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause an NX-API system process to unexpectedly restart. The vulnerability is due to incorrect validation of the HTTP header of a request that is sent to the NX-API. An attacker could...

CVE-2020-3170

The CVE-2020-3170 entry covers Cisco NX-OS Software NX-API Denial of Service. Affected component: NX-API feature. Root cause: incorrect validation of the HTTP header in requests to NX-API. Impact: unauthenticated, remote attacker can cause the NX-API system process to restart, resulting in a DoS ...

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

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...

CVE-2020-3165

Cisco NX-OS Software CVE-2020-3165 is a BGP MD5 authentication bypass in which MD5 authentication can be bypassed if the peer does not have MD5 configured while the NX-OS device does, and the VRF name exceeds 19 characters. An unauthenticated, remote attacker could establish a BGP session with th...

Cisco MDS 9000 Series Switches Denial of Service Vulnerability

A vulnerability in the resource handling system of Cisco NX-OS Software for Cisco MDS 9000 Series Multilayer Switches could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper resource usage control. An...

Cisco FXOS and NX-OS Software Cisco Discovery Protocol Arbitrary Code Execution and Denial of Service Vulnerability

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 Software Cisco Discovery Protocol Denial of Service Vulnerability (cisco-sa-20200205-fxnxos-iosxr-cdp-dos)

According to its self-reported version, the Cisco NX-OS Software is affected by a denial of service vulnerability within the Cisco Discovery Protocol due to missing a check when processing protocol messages. An unauthenticated, adjacent attacker can exploit this to cause the device to reboot...