Cisco Web Security Appliance Proxy Service Denial of Service Vulnerability

A vulnerability in the proxy service of Cisco AsyncOS for Cisco Web Security Appliance WSA could allow an unauthenticated, remote attacker to exhaust system memory and cause a denial of service DoS condition on an affected device. This vulnerability is due to improper memory management in the pro...

Cisco Small Business 220 Series Smart Switches Link Layer Discovery Protocol Vulnerabilities

Multiple vulnerabilities exist in the Link Layer Discovery Protocol LLDP implementation for Cisco Small Business 220 Series Smart Switches. An unauthenticated, adjacent attacker could perform the following: Execute code on the affected device or cause it to reload unexpectedly Cause LLDP database...

Cisco Smart Software Manager Privilege Escalation Vulnerability

A vulnerability in the web UI of Cisco Smart Software Manager On-Prem SSM On-Prem could allow an authenticated, remote attacker to elevate privileges and create, read, update, or delete records and settings in multiple functions. This vulnerability is due to insufficient authorization of the Syst...

Cisco Email Security Appliance URL Filtering Bypass Vulnerability

A vulnerability in the antispam protection mechanisms of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass the URL reputation filters on an affected device. This vulnerability is due to improper processing of URLs. An attacker...

Cisco Identity Services Engine Privilege Escalation Vulnerability

A vulnerability in the REST API of Cisco Identity Services Engine ISE could allow an unauthenticated, remote attacker to perform a command injection attack and elevate privileges to root. This vulnerability is due to insufficient input validation for specific API endpoints. An attacker in a...

Cisco ASR 900 and ASR 920 Series Aggregation Services Routers Access Control List Bypass Vulnerability

A vulnerability in the access control list ACL programming of Cisco ASR 900 and ASR 920 Series Aggregation Services Routers could allow an unauthenticated, remote attacker to bypass a configured ACL. This vulnerability is due to incorrect programming of hardware when an ACL is configured using a...

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...

Cisco SD-WAN Software Information Disclosure Vulnerability

A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to access sensitive information. This vulnerability is due to improper protections on file access through the CLI. An attacker could exploit this vulnerability by running a CLI command that targets an...

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 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 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 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 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 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 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 SD-WAN Software Command Injection Vulnerability

A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to inject arbitrary commands to be executed with root-level privileges on the underlying operating system of an affected device. This vulnerability is due to insufficient input validation on certain C...

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 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 and IOS XE Software Link Layer Discovery Protocol Denial of Service Vulnerability

A vulnerability in the Link Layer Discovery Protocol LLDP message parser of Cisco IOS Software and Cisco IOS XE Software could allow an attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition. This vulnerability is due to improper initialization of a...

Cisco Embedded Wireless Controller Software for Catalyst Access Points Denial of Service Vulnerability

A vulnerability in the packet processing functionality of Cisco Embedded Wireless Controller EWC Software for Catalyst Access Points APs could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected AP. This vulnerability is due to insufficient buffer...

Cisco IOS XE SD-WAN Software Buffer Overflow Vulnerability

A vulnerability in the vDaemon process in Cisco IOS XE SD-WAN Software could allow an unauthenticated, remote attacker to cause a buffer overflow on an affected device. This vulnerability is due to insufficient bounds checking when an affected device processes traffic. An attacker could exploit...

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 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 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 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 Command Injection Vulnerability

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to inject arbitrary commands to be executed with root-level privileges on the underlying operating system. This vulnerability is due to insufficient input validation on certain CLI commands. An...

Cisco IOS and IOS XE Software TrustSec CLI Parser Denial of Service Vulnerability

A vulnerability in the TrustSec CLI parser of Cisco IOS and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to an improper interaction between the web UI and the CLI parser. An attacker could exploit this...

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 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 SD-WAN vManage Software Disaster Recovery Feature Password Exposure Vulnerability

A vulnerability in the disaster recovery feature of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to gain unauthorized access to user credentials. This vulnerability exists because access to API endpoints is not properly restricted. An attacker could exploit this...

Cisco IOS XE Software for Catalyst 9000 Family Wireless Controllers CAPWAP Denial of Service Vulnerabilities

Multiple vulnerabilities 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 cause a denial of service DoS condition on an affected...

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 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 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 SD-WAN Software Privilege Escalation Vulnerability

A vulnerability in the Cisco IOS XE SD-WAN Software CLI could allow an authenticated, local attacker to elevate privileges and execute arbitrary code on the underlying operating system as the root user. An attacker must be authenticated on an affected device as a PRIV15 user. This vulnerability i...

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 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 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 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 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 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 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 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 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 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 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 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 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 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...