Cisco Nexus OSPF LSA Manipulation (CVE-2017-6770)

Cisco IOS 12.0 through 15.6, Adaptive Security Appliance ASA Software 7.0.1 through 9.7.1.2, NX-OS 4.0 through 12.0, and IOS XE 3.6 through 3.18 are affected by a vulnerability involving the Open Shortest Path First OSPF Routing Protocol Link State Advertisement LSA database. This vulnerability...

Cisco NX-OS Software TACACS+ or RADIUS Remote Authentication Directed Request Denial of Service (CVE-2023-20168)

A vulnerability in TACACS+ and RADIUS remote authentication for Cisco NX-OS Software could allow an unauthenticated, local attacker to cause an affected device to unexpectedly reload. This vulnerability is due to incorrect input validation when processing an authentication attempt if the directed...

Cisco NX-OS Software Authentication Error Vulnerability

Cisco NX-OS Software is a set of data center-grade operating system software for switches from the U.S. company Cisco Cisco. Cisco NX-OS Software suffers from an authentication error vulnerability that stems from incorrect input validation when TACACS+ and RADIUS process authentication attempts. ...

Cisco NX-OS Software TACACS+ or RADIUS Remote Authentication Directed Request DoS (cisco-sa-nxos-remoteauth-dos-XB6pv74m)

A vulnerability in TACACS+ and RADIUS remote authentication for Cisco NX-OS Software could allow an unauthenticated, local attacker to cause an affected device to unexpectedly reload. This vulnerability is due to incorrect input validation when processing an authentication attempt if the directed...

Cisco Nexus 3000 9000 Series Switches SFTP Server File Access (cisco-sa-nxos-sftp-xVAp5Hfd)

According to its self-reported version, Cisco NX-OS Software is affected by a vulnerability. Please see the included Cisco BIDs and Cisco Security Advisory for more information. TRUSTED...

CVE-2023-20168

A vulnerability in TACACS+ and RADIUS remote authentication for Cisco NX-OS Software could allow an unauthenticated, local attacker to cause an affected device to unexpectedly reload. This vulnerability is due to incorrect input validation when processing an authentication attempt if the directed...

CVE-2023-20169

A vulnerability in the Intermediate System-to-Intermediate System IS-IS protocol of Cisco NX-OS Software for the Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an unauthenticated, adjacent attacker to cause the IS-IS process to...

Input validation

A vulnerability in the Intermediate System-to-Intermediate System IS-IS protocol of Cisco NX-OS Software for the Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an unauthenticated, adjacent attacker to cause the IS-IS process to...

CVE-2023-20169

CVE-2023-20169 affects Cisco NX-OS Software on Nexus 3000 and Nexus 9000 switches in standalone NX-OS mode. The issue arises from insufficient input validation when parsing ingress IS-IS packets, allowing an unauthenticated, Layer-2 adjacent attacker to trigger an IS-IS process restart and cause ...

CVE-2023-20168

A vulnerability in TACACS+ and RADIUS remote authentication for Cisco NX-OS Software could allow an unauthenticated, local attacker to cause an affected device to unexpectedly reload. This vulnerability is due to incorrect input validation when processing an authentication attempt if the directed...

CVE-2023-20168

CVE-2023-20168 affects Cisco NX-OS Software, where TACACS+ and RADIUS remote authentication processing can trigger a device reload due to incorrect input validation when the directed request option is enabled. Exploitation involves entering a crafted string at the login prompt, potentially causin...

Cisco Firepower 4100 Series, Firepower 9300 Security Appliances, and UCS 6300 Series Fabric Interconnects SNMP Denial of Service Vulnerability

A vulnerability in the Simple Network Management Protocol SNMP service of Cisco FXOS Software for Firepower 4100 Series and Firepower 9300 Security Appliances and of Cisco UCS 6300 Series Fabric Interconnects could allow an authenticated, remote attacker to cause a denial of service DoS condition...

Cisco NX-OS Software TACACS+ or RADIUS Remote Authentication Directed Request Denial of Service Vulnerability

A vulnerability in TACACS+ and RADIUS remote authentication for Cisco NX-OS Software could allow an unauthenticated, local attacker to cause an affected device to unexpectedly reload. This vulnerability is due to incorrect input validation when processing an authentication attempt if the directed...

Cisco MDS 9000 Series Switches Denial of Service (CVE-2020-3175)

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 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 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 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 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 Command Injection Vulnerability (CVE-2019-1783)

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 with the privilege level of root. The vulnerability is due to insufficient validation of arguments...

Cisco FXOS and NX-OS Software Unauthorized Directory Access (CVE-2019-1600)

A vulnerability in the file system permissions of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, local attacker to access sensitive information that is stored in the file system of an affected system. The vulnerability is due to improper implementation of file system...