Cisco IOS and IOS XE Software FXO Interface Destination Pattern Bypass Vulnerability

A vulnerability in the Voice Telephony Service Provider VTSP service of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to bypass configured destination patterns and dial arbitrary numbers. This vulnerability is due to insufficient validation of dial...

Multiple Cisco Operating Systems Unidirectional Link Detection Denial of Service Vulnerability

A vulnerability in the Unidirectional Link Detection UDLD feature of Cisco FXOS Software, Cisco IOS Software, Cisco IOS XE Software, Cisco IOS XR Software, and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload. This vulnerability is due t...

Cisco Aironet Access Points WLAN Control Protocol Packet Buffer Leak Denial of Service Vulnerability

A vulnerability in the WLAN Control Protocol WCP implementation for Cisco Aironet Access Point AP software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service DoS condition. This vulnerability is due to incorrect error handli...

Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability

A vulnerability in a specific CLI command that is run on Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the configuration database of an affected device. This vulnerability is due to insufficient validation of specific CLI command...

Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers Common Open Policy Service Denial of Service Vulnerability

A vulnerability in the Common Open Policy Service COPS of Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause resource exhaustion, resulting in a denial of service DoS condition. This vulnerability is due to a deadlock conditi...

Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers Simple Network Management Protocol Denial of Service Vulnerability

A vulnerability in the Simple Network Management Protocol SNMP punt handling function of Cisco cBR-8 Converged Broadband Routers could allow an authenticated, remote attacker to overload a device punt path, resulting in a denial of service DoS condition. This vulnerability is due to the punt path...

Cisco IOS XE Software H.323 Application Level Gateway Bypass Vulnerability

A vulnerability in the H.323 application level gateway ALG used by the Network Address Translation NAT feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to bypass the ALG. This vulnerability is due to insufficient data validation of traffic that is traversing the AL...

Cisco IOS XE Software Interface Queue Wedge Denial of Service Vulnerability

A vulnerability in the Layer 2 punt code of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a queue wedge on an interface that receives specific Layer 2 frames, resulting in a denial of service DoS condition. This vulnerability is due to improper handling of certa...

Cisco IOS and IOS XE Software IKEv2 AutoReconnect Feature Denial of Service Vulnerability

A vulnerability in the Internet Key Exchange Version 2 IKEv2 support for the AutoReconnect feature of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to exhaust the free IP addresses from the assigned local pool. This vulnerability occurs because the cod...

Cisco IOS XE SD-WAN Software Arbitrary File Overwrite Vulnerability

A vulnerability in the Cisco IOS XE SD-WAN Software CLI could allow an authenticated, local attacker to overwrite arbitrary files on the local system. This vulnerability is due to improper access controls on files within the local file system. An attacker could exploit this vulnerability by placi...

Cisco IOS XE Software Zone-Based Policy Firewall ICMP and UDP Inspection Vulnerability

A vulnerability in the Zone-Based Policy Firewall feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to prevent the Zone-Based Policy Firewall from correctly classifying traffic. This vulnerability exists because ICMP and UDP responder-to-initiator flows are not...

Cisco SD-WAN vManage Software Cypher Query Language Injection Vulnerability

A vulnerability in the web-based management interface of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to conduct cypher query language injection attacks on an affected system. This vulnerability is due to insufficient input validation by the web-based management...

Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers IPv6 Denial of Service Vulnerability

A vulnerability in IPv6 traffic processing of Cisco IOS XE Wireless Controller Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, adjacent attacker to cause a Layer 2 L2 loop in a configured VLAN, resulting in a denial of service DoS condition for that...

Cisco IOS XE Software Rate Limiting Network Address Translation Denial of Service Vulnerability

A vulnerability in the Rate Limiting Network Address Translation NAT feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause high CPU utilization in the Cisco QuantumFlow Processor of an affected device, resulting in a denial of service DoS condition. This...

Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers EoGRE Denial of Service Vulnerability

A vulnerability in Ethernet over GRE EoGRE packet processing of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9800 Family Wireless Controller, Embedded Wireless Controller, and Embedded Wireless on Catalyst 9000 Series Switches could allow an unauthenticated, remote attacker to...

Cisco Access Points SSH Management Privilege Escalation Vulnerability

A vulnerability in the SSH management feature of multiple Cisco Access Points APs platforms could allow a local, authenticated user to modify files on the affected device and possibly gain escalated privileges. The vulnerability is due to improper checking on file operations within the SSH...

Cisco IOS XE SD-WAN Software Command Injection Vulnerability

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software and Cisco IOS XE Software could allow an authenticated, local attacker to execute arbitrary commands with elevated privileges on an affected device. This vulnerability is due to insufficient validation of arguments passed to certain CLI...

Cisco IOS XE Software for Catalyst 9000 Family Wireless Controllers CAPWAP Remote Code Execution Vulnerability

A vulnerability in the Control and Provisioning of Wireless Access Points CAPWAP protocol processing of Cisco IOS XE Software for Cisco Catalyst 9000 Family Wireless Controllers could allow an unauthenticated, remote attacker to execute arbitrary code with administrative privileges or cause a...

Cisco IOS XE Software Protection Against Distributed Denial of Service Attacks Feature Vulnerability

A vulnerability in the Protection Against Distributed Denial of Service Attacks feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to conduct denial of service DoS attacks to or through the affected device. This vulnerability is due to incorrect programming of the...

Cisco IOS XE Software NETCONF and RESTCONF Authentication Bypass Vulnerability

A vulnerability in the authentication, authorization, and accounting AAA function of Cisco IOS XE Software could allow an unauthenticated, remote attacker to bypass NETCONF or RESTCONF authentication and do either of the following: Install, manipulate, or delete the configuration of an affected...

Cisco IOS XR Software for Cisco 8000 and Network Convergence System 540 Series Routers Image Verification Vulnerabilities

Multiple vulnerabilities in image verification checks of Cisco Network Convergence System NCS 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for Cisco 8000 Series Routers could allow an authenticated, local attacker to execute arbitrary code ...

Cisco IOS XR Software Unauthorized Information Disclosure Vulnerability

A vulnerability in the Cisco IOS XR Software CLI could allow an authenticated, local attacker to view more information than their privileges allow. This vulnerability is due to insufficient application of restrictions during the execution of a specific command. An attacker could exploit this...

Cisco IOS XR Software for ASR 9000 Series Routers Denial of Service Vulnerability

A vulnerability in the Layer 2 punt code of Cisco IOS XR Software running on Cisco ASR 9000 Series Aggregation Services Routers could allow an unauthenticated, adjacent attacker to cause the affected line card to reboot. This vulnerability is due to incorrect handling of specific Ethernet frames...

Cisco BroadWorks CommPilot Application Software Vulnerabilities

Multiple vulnerabilities in Cisco BroadWorks CommPilot Application Software could allow an authenticated, remote attacker to delete arbitrary user accounts or gain elevated privileges on an affected system. Cisco has released software updates that address these vulnerabilities. There are no...

Cisco IOS XR Software Command Injection Vulnerabilities

Multiple vulnerabilities in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to gain access to the underlying root shell of an affected device and execute arbitrary commands with root privileges. For more information about these vulnerabilities, see the Details...

Cisco IOS XR Software Arbitrary File Read and Write Vulnerability

A vulnerability in the SSH Server process of Cisco IOS XR Software could allow an authenticated, remote attacker to overwrite and read arbitrary files on the local device. This vulnerability is due to insufficient input validation of arguments that are supplied by the user for a specific file...

Cisco IOS XR Software Border Gateway Protocol Resource Public Key Infrastructure Denial of Service Vulnerability

A vulnerability in the implementation of the Resource Public Key Infrastructure RPKI feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause the Border Gateway Protocol BGP process to crash, resulting in a denial of service DoS condition. This vulnerability is du...

Cisco IOS XR Software DHCP Version 4 Server Denial of Service Vulnerability

A vulnerability in the DHCP version 4 DHCPv4 server feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to trigger a crash of the dhcpd process, resulting in a denial of service DoS condition. This vulnerability exists because certain DHCPv4 messages are improperly...

Cisco IOS XR Software IP Service Level Agreements and Two-Way Active Measurement Protocol Denial of Service Vulnerability

A vulnerability in the IP Service Level Agreements IP SLA responder and Two-Way Active Measurement Protocol TWAMP features of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause device packet memory to become exhausted or cause the IP SLA process to crash, resulting in ...

Cisco IOS XR Software Authenticated User Privilege Escalation Vulnerabilities

Multiple vulnerabilities in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker with a low-privileged account to elevate privileges on an affected device. For more information about these vulnerabilities, see the Details "details" section of this advisory. Cisco has...

Cisco Nexus Insights Authenticated Information Disclosure Vulnerability

A vulnerability in the web UI for Cisco Nexus Insights could allow an authenticated, remote attacker to view and download files related to the web application. The attacker requires valid device credentials. This vulnerability exists because proper role-based access control RBAC filters are not...

Cisco Enterprise NFV Infrastructure Software Authentication Bypass Vulnerability

A vulnerability in the TACACS+ authentication, authorization and accounting AAA feature of Cisco Enterprise NFV Infrastructure Software NFVIS could allow an unauthenticated, remote attacker to bypass authentication and log in to an affected device as an administrator. This vulnerability is due to...

Cisco Prime Infrastructure and Cisco Evolved Programmable Network Manager Information Disclosure Vulnerability

A vulnerability in the CLI of Cisco Prime Infrastructure and Cisco Evolved Programmable Network EPN Manager could allow an authenticated, local attacker to access sensitive information stored on the underlying file system of an affected system. This vulnerability exists because sensitive...

Cisco Prime Collaboration Provisioning Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Prime Collaboration Provisioning could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the interface. This vulnerability is due to insufficient validation of user-supplied input...

Cisco Identity Services Engine Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Identity Services Engine ISE Software could allow an authenticated, remote attacker with administrative credentials to conduct a cross-site scripting XSS attack against a user of the interface. This vulnerability exists because the...

Cisco Nexus 9000 Series Fabric Switches ACI Mode Privilege Escalation Vulnerability

A vulnerability in Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI mode could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to insufficient restrictions during the execution of a specific CLI command...

Cisco Nexus 9000 Series Fabric Switches ACI Mode Arbitrary File Read Vulnerability

A vulnerability in the fabric infrastructure file system access control of Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI mode could allow an authenticated, local attacker to read arbitrary files on an affected system. This vulnerability is due to improper acces...

Cisco NX-OS Software system login block-for Denial of Service Vulnerability

A vulnerability in the implementation of the system login block-for command for Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a login process to unexpectedly restart, causing a denial of service DoS condition. This vulnerability is due to a logic error in the...

Cisco Application Policy Infrastructure Controller Arbitrary File Read and Write Vulnerability

A vulnerability in an API endpoint of Cisco Application Policy Infrastructure Controller APIC and Cisco Cloud Application Policy Infrastructure Controller Cloud APIC could allow an unauthenticated, remote attacker to read or write arbitrary files on an affected system. This vulnerability is due t...

Cisco Application Policy Infrastructure Controller Privilege Escalation Vulnerability

A vulnerability in an API endpoint of Cisco Application Policy Infrastructure Controller APIC and Cisco Cloud Application Policy Infrastructure Controller Cloud APIC could allow an authenticated, remote attacker to elevate privileges to Administrator on an affected device. This vulnerability is d...

Cisco Application Policy Infrastructure Controller Stored Cross-Site Scripting Vulnerability

A vulnerability in the web UI of Cisco Application Policy Infrastructure Controller APIC or Cisco Cloud APIC could allow an authenticated, remote attacker to perform a stored cross-site scripting attack on an affected system. This vulnerability is due to improper input validation in the web UI. A...

Cisco Nexus 9500 Series Switches Access Control List Bypass Vulnerability

A vulnerability in the EtherChannel port subscription logic of Cisco Nexus 9500 Series Switches could allow an unauthenticated, remote attacker to bypass access control list ACL rules that are configured on an affected device. This vulnerability is due to oversubscription of resources that occurs...

Cisco UCS Manager Software SSH Sessions Denial of Service Vulnerability

A vulnerability in the way Cisco UCS Manager software handles SSH sessions could allow an authenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper resource management for established SSH sessions. An attacker could...

Cisco Application Policy Infrastructure Controller App Privilege Escalation Vulnerability

A vulnerability in an API endpoint of Cisco Application Policy Infrastructure Controller APIC and Cisco Cloud Application Policy Infrastructure Controller Cloud APIC could allow an authenticated, remote attacker with Administrator read-only credentials to elevate privileges on an affected system...

Cisco Application Policy Infrastructure Controller Command Injection and File Upload Vulnerabilities

Multiple vulnerabilities in the web UI and API endpoints of Cisco Application Policy Infrastructure Controller APIC or Cisco Cloud APIC could allow a remote attacker to perform a command injection or file upload attack on an affected system. For more information about these vulnerabilities, see t...

Cisco NX-OS Software MPLS OAM Denial of Service Vulnerability

A vulnerability in the MPLS Operation, Administration, and Maintenance OAM feature of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper input validation when an affected devi...

Cisco NX-OS Software VXLAN OAM (NGOAM) Denial of Service Vulnerability

A vulnerability in the VXLAN Operation, Administration, and Maintenance OAM feature of Cisco NX-OS Software, known as NGOAM, could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper handling of specific...

Cisco Nexus 9000 Series Fabric Switches ACI Mode Queue Wedge Denial of Service Vulnerability

A vulnerability in Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI Mode could allow an unauthenticated, remote attacker to cause a queue wedge on a leaf switch, which could result in critical control plane traffic to the device being dropped. This could result in...

Cisco Nexus 9000 Series Fabric Switches ACI Mode Multi-Pod and Multi-Site TCP Denial of Service Vulnerability

February 23, 2022 Update: After further investigation, Cisco determined that an additional fix was necessary to completely address this vulnerability. The initial fix allowed an attacker to cause high CPU utilization on an affected device, which could impact user traffic. See the Fixed Software...

Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Remote Command Execution and Denial of Service Vulnerability

A vulnerability in the Universal Plug-and-Play UPnP service of Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers could allow an unauthenticated, remote attacker to execute arbitrary code or cause an affected device to restart unexpectedly, resulting in a denial of service DoS...