Cisco IOS XE Software Arbitrary Code Execution Vulnerability

A vulnerability in Cisco IOS XE Software could allow an authenticated, local attacker to execute persistent code at boot time and break the chain of trust. This vulnerability is due to incorrect validations by boot scripts when specific ROM monitor ROMMON variables are set. An attacker could...

Cisco IOS XE Software for Cisco ASR 900 Series Route Switch Processor 3 Arbitrary Code Execution Vulnerabilities

Multiple vulnerabilities in the initialization routines that are executed during bootup of Cisco IOS XE Software for Cisco ASR 900 Series Aggregation Services Routers with a Route Switch Processor 3 RSP3 installed could allow an authenticated, local attacker with high privileges to execute...

Cisco IOS XE ROM Monitor Software Vulnerability

A vulnerability in the Cisco IOS XE ROM Monitor ROMMON Software for Cisco 4000 Series Integrated Services Routers, Cisco ASR 920 Series Aggregation Services Routers, Cisco ASR 1000 Series Aggregation Services Routers, and Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated,...

Cisco IOS XE Software IOx Application Hosting Privilege Escalation Vulnerability

A vulnerability in the application-hosting subsystem of Cisco IOS XE Software could allow an authenticated, local attacker to elevate privileges to root on an affected device. The attacker could execute IOS XE commands outside the application-hosting subsystem Docker container as well as on the...

Cisco IOS Software for Cisco Industrial Routers Virtual-LPWA Unauthorized Access Vulnerability

A vulnerability in the implementation of the Low Power, Wide Area LPWA subsystem of Cisco IOS Software for Cisco 800 Series Industrial Integrated Services Routers Industrial ISRs and Cisco 1000 Series Connected Grid Routers CGR1000 could allow an unauthenticated, remote attacker to gain...

Cisco IOS and IOS XE Software ISDN Q.931 Denial of Service Vulnerability

A vulnerability in the ISDN subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to insufficient input validation when the ISDN...

Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family 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 9800 Series Wireless Controllers could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition of an affected...

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

A vulnerability in the multicast DNS mDNS feature of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. The vulnerability is due to improper validation of mDNS packets. An attacker...

Cisco IOS XE Software Guest Shell Unauthorized File System Access Vulnerability

A vulnerability in the file system permissions of Cisco IOS XE Software could allow an authenticated, local attacker to obtain read and write access to critical configuration or system files. The vulnerability is due to insufficient file system permissions on an affected device. An attacker could...

Cisco IOS XE Software Web Management Framework Vulnerabilities

Multiple vulnerabilities in the web management framework of Cisco IOS XE Software could allow an authenticated, remote attacker with read-only privileges to gain unauthorized read access to sensitive data or cause the web management software to hang or crash, resulting in a denial of service DoS...

Cisco IOS XE Software Consent Token Bypass Vulnerability

A vulnerability in the persistent Telnet/Secure Shell SSH CLI of Cisco IOS XE Software could allow an authenticated, local attacker to gain shell access on an affected device and execute commands on the underlying operating system OS with root privileges. The vulnerability is due to insufficient...

Cisco IOS XE Software IOx Guest Shell USB SSD Namespace Protection Privilege Escalation Vulnerability

A vulnerability in the file system on the pluggable USB 3.0 Solid State Drive SSD for Cisco IOS XE Software could allow an authenticated, physical attacker to remove the USB 3.0 SSD and modify sensitive areas of the file system, including the namespace container protections. The vulnerability...

Cisco IOS XE Software Command Injection Vulnerability

A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to inject a command to the underlying operating system that will execute with root privileges upon the next reboot of the device. The authenticated user must have privileged EXEC permissions on the...

Cisco IOS XE Software Arbitrary Code Execution Vulnerability

A vulnerability in the implementation of the Lua interpreter that is integrated in Cisco IOS XE Software could allow an authenticated, local attacker to execute arbitrary code with root privileges on the underlying Linux operating system OS of an affected device. The vulnerability is due to...

Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Service Vulnerability

A vulnerability in the Control and Provisioning of Wireless Access Points CAPWAP protocol processing of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers could allow an unauthenticated, remote attacker to cause a denial of service DoS condition of an affected device. The...

Cisco IOS XE Software Privilege Escalation Vulnerabilities

Multiple vulnerabilities in the web management framework of Cisco IOS XE Software could allow an authenticated, remote attacker with read-only privileges to elevate privileges to the level of an Administrator user on an affected device. For more information about these vulnerabilities, see the...

Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family WLAN Local Profiling Denial of Service Vulnerability

A vulnerability in the WLAN Local Profiling feature of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9000 Family could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to incorrect parsing of...

Cisco IOS XE Software for Cisco 4461 Integrated Services Routers Denial of Service Vulnerability

A vulnerability in the packet processing of Cisco IOS XE Software for Cisco 4461 Integrated Services Routers could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service DoS condition. The vulnerability is due to incorrect processing of...

Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers DHCP Denial of Service Vulnerability

A vulnerability in the DHCP message handler of Cisco IOS XE Software for Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause the supervisor to crash, which could result in a denial of service DoS condition. The vulnerability is due to insufficient erro...

Cisco Aironet Access Points UDP Flooding Denial of Service Vulnerability

A vulnerability in Cisco Aironet Access Points APs could allow an unauthenticated, remote attacker to cause a denial of service DoS on an affected device. The vulnerability is due to improper resource management while processing specific packets. An attacker could exploit this vulnerability by...

Cisco Aironet Access Point Authentication Flood Denial of Service Vulnerability

A vulnerability in Cisco Aironet Access Point AP Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to improper handling of clients that are trying to connect to the AP. An attacker could exploit this vulnerability by sending...

Cisco IOS XE Software for Catalyst 9800 Series and Cisco AireOS Software for Cisco WLC Flexible NetFlow Version 9 Denial of Service Vulnerability

A vulnerability in the Flexible NetFlow Version 9 packet processor of Cisco IOS XE Software for Cisco Catalyst 9800 Series Wireless Controllers and Cisco AireOS Software for Cisco Wireless LAN Controllers WLC could allow an unauthenticated, remote attacker to cause a denial of service DoS conditi...

Cisco IOS XE Software Web UI Improper Input Validation Vulnerability

A vulnerability in the web server authentication of Cisco IOS XE Software could allow an authenticated, remote attacker to crash the web server on the device. The vulnerability is due to insufficient input validation during authentication. An attacker could exploit this vulnerability by entering...

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

A vulnerability in the PROFINET handler for Link Layer Discovery Protocol LLDP messages of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a crash on an affected device, resulting in a denial of service DoS condition. The vulnerability is du...

Cisco Aironet Access Points Ethernet Wired Clients Denial of Service Vulnerability

A vulnerability in the Ethernet packet handling of Cisco Aironet Access Points APs Software could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to insufficient input validation. An attacker could exploit this...

Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family Improper Access Control Vulnerability

A vulnerability in Cisco IOS XE Wireless Controller Software for Cisco Catalyst 9800 Series Routers could allow an unauthenticated, adjacent attacker to send ICMPv6 traffic prior to the client being placed into RUN state. The vulnerability is due to an incomplete access control list ACL being...

Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family WPA Denial of Service Vulnerability

A vulnerability in the WPA2 and WPA3 security implementation of Cisco IOS XE Wireless Controller Software for the Cisco Catalyst 9000 Family could allow an unauthenticated, adjacent attacker to cause denial of service DoS condition on an affected device. The vulnerability is due to incorrect pack...

Cisco IOS and IOS XE Software Split DNS Denial of Service Vulnerability

A vulnerability in the Split DNS feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial of service DoS condition. The vulnerability occurs because the regular expression regex engine that...

Cisco Email Security Appliance Information Disclosure Vulnerability

A vulnerability in the web-based management interface of Cisco AsyncOS software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to insufficient validation of requests that are se...

Cisco Email Security Appliance Denial of Service Vulnerability

A vulnerability in the Transport Layer Security TLS protocol implementation of Cisco AsyncOS software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to cause high CPU usage on an affected device, resulting in a denial of service DoS condition. The...

Cisco Jabber for Windows Protocol Handler Command Injection Vulnerability

A vulnerability in the application protocol handling features of Cisco Jabber for Windows could allow an unauthenticated, remote attacker to execute arbitrary commands. The vulnerability is due to improper handling of input to the application protocol handlers. An attacker could exploit this...

Cisco Enterprise NFV Infrastructure Software Path Traversal Vulnerability

A vulnerability in the directory permissions of Cisco Enterprise NFV Infrastructure Software NFVIS could allow an authenticated, remote attacker to perform a directory traversal attack on a limited set of restricted directories. The vulnerability is due to a flaw in the logic that governs directo...

Cisco Jabber for Windows Universal Naming Convention Link Handling Vulnerability

A vulnerability in Cisco Jabber for Windows software could allow an authenticated, remote attacker to gain access to sensitive information. The vulnerability is due to improper validation of message contents. An attacker could exploit this vulnerability by sending specially crafted messages that...

Cisco Jabber for Windows Information Disclosure Vulnerability

A vulnerability in Cisco Jabber software could allow an authenticated, remote attacker to gain access to sensitive information. The vulnerability is due to improper validation of message contents. An attacker could exploit this vulnerability by sending specially crafted messages to a targeted...

Cisco Small Business RV340 Series Routers Command Injection and Remote Code Execution Vulnerabilities

Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 Series Routers could allow an unauthenticated, remote attacker to execute arbitrary commands on the underlying operating system OS as a restricted user. For more information about these vulnerabilities, s...

Cisco Webex Training Unauthorized Meeting Join Vulnerability

A vulnerability in Cisco Webex Training could allow an authenticated, remote attacker to join a password-protected meeting without providing the meeting password. The vulnerability is due to improper validation of input to API requests that are a part of meeting join flow. An attacker could explo...

Cisco Content Security Management Appliance and Cisco Web Security Appliance Information Disclosure Vulnerability

A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Content Security Management Appliance SMA and Cisco Web Security Appliance WSA could allow an authenticated, remote attacker to access sensitive information on an affected device. The vulnerability exists...

Cisco IOS XR Authenticated User Privilege Escalation Vulnerability

A vulnerability in task group assignment for a specific CLI command in Cisco IOS XR Software could allow an authenticated, local attacker to execute that command, even though administrative privileges should be required. The attacker must have valid credentials on the affected device. The...

Cisco FXOS Software Buffer Overflow Vulnerability

A vulnerability in Cisco FXOS Software could allow an authenticated, local attacker with administrative credentials to cause a buffer overflow condition. The vulnerability is due to incorrect bounds checking of values that are parsed from a specific file. An attacker could exploit this...

Cisco Webex Meetings Client for Windows, Webex Meetings Desktop App, and Webex Teams Information Disclosure Vulnerability

A vulnerability in the media engine component of Cisco Webex Meetings Client for Windows, Cisco Webex Meetings Desktop App for Windows, and Cisco Webex Teams for Windows could allow an authenticated, local attacker to gain access to sensitive information. The vulnerability is due to unsafe loggin...

Cisco Jabber for Windows Message Handling Arbitrary Code Execution Vulnerability

A vulnerability in Cisco Jabber for Windows could allow an authenticated, remote attacker to execute arbitrary code. The vulnerability is due to improper validation of message contents. An attacker could exploit this vulnerability by sending specially crafted Extensible Messaging and Presence...

Cisco IOS XR Software Authenticated User Privilege Escalation Vulnerability

A vulnerability in task group assignment for a specific CLI command in Cisco IOS XR Software could allow an authenticated, local CLI shell user to elevate privileges and gain full administrative control of the device. The vulnerability is due to incorrect mapping of a command to task groups withi...

Cisco Enterprise NFV Infrastructure Software File Overwrite Vulnerability

A vulnerability in the REST API of Cisco Enterprise NFV Infrastructure Software NFVIS could allow an authenticated, remote attacker to overwrite certain files that should be restricted on an affected device. The vulnerability is due to insufficient authorization enforcement on an affected system...

Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerabilities

Multiple vulnerabilities in the Distance Vector Multicast Routing Protocol DVMRP feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to either immediately crash the Internet Group Management Protocol IGMP process or make it consume available memory and eventually cras...

Cisco NX-OS Software Data Management Engine Remote Code Execution Vulnerability

A vulnerability in the Data Management Engine DME of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code with administrative privileges or cause a denial of service DoS condition on an affected device. The vulnerability is due to insufficient input...

Cisco Nexus 3000 and 9000 Series Switches Privilege Escalation Vulnerability

A vulnerability in the Enable Secret feature of Cisco Nexus 3000 Series Switches and Cisco Nexus 9000 Series Switches in standalone NX-OS mode could allow an authenticated, local attacker to issue the enable command and get full administrative privileges. To exploit this vulnerability, the attack...

Cisco NX-OS Software Call Home Command Injection Vulnerability

A vulnerability in the Call Home feature of Cisco NX-OS Software could allow an authenticated, remote attacker to inject arbitrary commands that could be executed with root privileges on the underlying operating system OS. The vulnerability is due to insufficient input validation of specific Call...

Cisco UCS Manager Software Local Management CLI Denial of Service Vulnerability

A vulnerability in the local management local-mgmt CLI of Cisco UCS Manager Software could allow an authenticated, local attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper handling of CLI command parameters. An attacker could exploit th...

Cisco NX-OS Software Border Gateway Protocol Multicast VPN Session Denial of Service Vulnerability

A vulnerability in the Border Gateway Protocol BGP Multicast VPN MVPN implementation of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a BGP session to repeatedly reset, causing a partial denial of service DoS condition due to the BGP session being down. The...

Cisco NX-OS Software IPv6 Protocol Independent Multicast Denial of Service Vulnerability

A vulnerability in the Protocol Independent Multicast PIM feature for IPv6 networks PIM6 of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper error handling when processing...