Cisco IOS XE SD-WAN Software Privilege Escalation Vulnerability

A vulnerability in CLI management in Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to access the underlying operating system as the root user. This vulnerability is due to the way the software handles concurrent CLI sessions. An attacker could exploit this vulnerabilit...

Cisco IOS XE Software Zone-Based Firewall Denial of Service Vulnerabilities

Multiple vulnerabilities in the Zone-Based Firewall feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause the device to reload or stop forwarding traffic through the firewall. The vulnerabilities are due to incomplete handling of Layer 4 packets through the...

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. The vulnerability is due to insufficient input validation of URLs. An...

Cisco TelePresence Collaboration Endpoint Software Arbitrary File Write Vulnerability

A vulnerability in the CLI of Cisco TelePresence Collaboration Endpoint CE Software could allow an authenticated, local attacker to write files to the /root directory of an affected device. The vulnerability is due to improper permission assignment. An attacker could exploit this vulnerability by...

Cisco Enterprise NFV Infrastructure Software Web-Based Management Interface Authentication Bypass Vulnerability

A vulnerability in the web-based management interface of Cisco Enterprise NFV Infrastructure Software NFVIS could allow an unauthenticated, remote attacker to bypass authentication and get limited access to the web-based management interface. The vulnerability is due to an incorrect implementatio...

Cisco Policy Suite Cluster Manager Default Password Vulnerability

A vulnerability in the Cluster Manager of Cisco Policy Suite could allow an unauthenticated, remote attacker to log in to an affected system using the root account, which has default, static user credentials. The vulnerability is due to the presence of undocumented, static user credentials for th...

Cisco Enterprise NFV Infrastructure Software Linux Shell Access Vulnerability

A vulnerability in the Secure Copy Protocol SCP server of Cisco Enterprise NFV Infrastructure Software NFVIS could allow an authenticated, remote attacker to access the shell of the underlying Linux operating system on the affected device. The vulnerability is due to improper input validation of...

SSL Implementation Vulnerabilities

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Cisco Desk Phone 9800 Series, IP Phone 7800 and 8800 Series, and Video Phone 8875 with SIP Software Vulnerabilities

Multiple vulnerabilities in Cisco Desk Phone 9800 Series, Cisco IP Phone 7800 and 8800 Series, and Cisco Video Phone 8875 running Cisco Session Initiation Protocol SIP Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition or conduct a cross-site...

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 Webex Meetings HTML Injection Vulnerability

A vulnerability in certain web pages of Cisco Webex Meetings could allow an unauthenticated, remote attacker to modify a web page in the context of a user's browser. The vulnerability is due to improper checks on parameter values in affected pages. An attacker could exploit this vulnerability by...

Cisco IOS XE SD-WAN Software Arbitrary Command Execution Vulnerability

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system as the root user. The attacker must be authenticated on the affected device as a low-privileged user to exploit this...

Multiple Vulnerabilities in dnsmasq DNS Forwarder Affecting Cisco Products: January 2021

A set of previously unknown vulnerabilities in the DNS forwarder implementation of dnsmasq were disclosed on January 19, 2021. The vulnerabilities are collectively known as DNSpooq. Exploitation of these vulnerabilities could result in remote code execution or denial of service DoS, or may allow ...

Cisco Jabber and Webex Client Software Shared File Manipulation Vulnerability

A vulnerability in Cisco Jabber and Cisco Webex formerly Teams could allow an unauthenticated, remote attacker to manipulate file names within the messaging interface. The vulnerability exists because the affected software mishandles character rendering. An attacker could exploit this vulnerabili...

Cisco Stealthwatch Enterprise Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Stealthwatch Enterprise could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the web-based management interface of an affected system. The vulnerability is due to insufficient...

Cisco Small Business 220 Series Smart Switches Command Injection Vulnerability

A vulnerability in the web management interface of Cisco Small Business 220 Series Smart Switches could allow an authenticated, remote attacker to perform a command injection attack. The vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this...

Cisco Prime Infrastructure Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Prime Infrastructure could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the web-based management interface of an affected system. The vulnerability is due to insufficient...

Cisco FireSIGHT System Software File Policy Bypass Vulnerability

A vulnerability in the detection engine of Cisco FireSIGHT System Software could allow an unauthenticated, remote attacker to bypass a file policy that is configured to block the transfer of files to an affected system via FTP. The vulnerability exists because the affected software incorrectly...

Multiple Vulnerabilities in Cisco NX-OS-Based Products

Cisco Nexus, Cisco Unified Computing System UCS, Cisco MDS 9000 Series Multilayer Switches, and Cisco 1000 Series Connected Grid Routers CGR are all based on the Cisco NX-OS operating system. These products are affected by one or more of the following vulnerabilities: Multiple Cisco Discovery...

Cisco Clean Access Unauthenticated API Access

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Cisco Identity Services Engine Cross-Site Scripting Vulnerabilities

Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine ISE Software could allow an attacker to conduct a cross-site scripting XSS attack against a user of the interface. For more information about these vulnerabilities, see the Details "details" section o...

Cisco Small Business RV160 and RV260 Series VPN Routers Remote Command Execution Vulnerability

A vulnerability in the web-based management interface of Cisco Small Business RV160, RV160W, RV260, RV260P, and RV260W VPN Routers could allow an unauthenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected device. This vulnerability is due to...

Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Command Injection Vulnerability

A vulnerability in the CLI of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system OS of an affected device. The vulnerability is due to...

Cisco Aironet Access Points Arbitrary File Overwrite Vulnerability

A vulnerability in the implementation of a CLI command in Cisco Aironet Access Points AP could allow an authenticated, local attacker to overwrite files in the flash memory of the device. This vulnerability is due to insufficient input validation for a specific command. An attacker could exploit...

Cisco AnyConnect Secure Mobility Client Denial of Service Vulnerability

A vulnerability in the interprocess communication IPC channel of Cisco AnyConnect Secure Mobility Client could allow an authenticated, local attacker to cause a denial of service DoS condition on an affected device. To exploit this vulnerability, the attacker would need to have valid credentials ...

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

Multiple vulnerabilities in Cisco Network Convergence System NCS 540 Series Routers, only when running Cisco IOS XR NCS540L software images, and Cisco IOS XR Software for the Cisco 8000 Series Routers could allow an authenticated, local attacker to execute unsigned code during the boot process on...

Cisco Webex Meetings and Cisco Webex Meetings Server Ghost Join Vulnerability

A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to join a Webex session without appearing on the participant list. This vulnerability is due to improper handling of authentication tokens by a vulnerable Webex site. An attacke...

Cisco FXOS Software Firepower Chassis Manager Cross-Site Request Forgery Vulnerability

A vulnerability in the Cisco Firepower Chassis Manager FCM of Cisco FXOS Software could allow an unauthenticated, remote attacker to conduct a cross-site request forgery CSRF attack against a user of an affected device. The vulnerability is due to insufficient CSRF protections for the FCM...

Cisco Digital Network Architecture Center Stored Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Digital Network Architecture DNA Center could allow an authenticated, remote attacker to conduct a stored cross-site scripting XSS attack against a user of the web-based management interface of an affected device. The vulnerability is...

Cisco Expressway Series and TelePresence Video Communication Server Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server VCS could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the web-based management interface of an affected...

Cisco Security Manager XML Entity Expansion Vulnerability

A vulnerability in Cisco Security Manager could allow an unauthenticated, remote attacker to access sensitive information or cause a denial of service DoS condition. The vulnerability is due to improper restrictions on XML entities. An attacker could exploit this vulnerability by sending maliciou...

Cisco Nexus 9000 Series Fabric Switches Application Centric Infrastructure Mode Root Privilege Escalation Vulnerability

A vulnerability in the filesystem management for the Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an authenticated, local attacker with administrator rights to gain elevated privileges as the root user on an affected device. The vulnerability is...

Cisco Nexus 9000 Series Fabric Switches Application Centric Infrastructure Mode Default SSH Key Vulnerability

A vulnerability in the SSH key management for the Cisco Nexus 9000 Series Application Centric Infrastructure ACI Mode Switch Software could allow an unauthenticated, remote attacker to connect to the affected system with the privileges of the root user. The vulnerability is due to the presence of...

Cisco IOS and IOS XE Software Cluster Management Protocol Denial of Service Vulnerability

A vulnerability in the Cluster Management Protocol CMP processing code in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to trigger a denial of service DoS condition on an affected device. The vulnerability is due to insufficient input validation wh...

Cisco IOS XE Software MACsec MKA Using EAP-TLS Authentication Bypass Vulnerability

A vulnerability in the MACsec Key Agreement MKA using Extensible Authentication Protocol-Transport Layer Security EAP-TLS functionality of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to bypass authentication and pass traffic through a Layer 3 interface of an affected...

Cisco IOS XE Software Shell Access Authentication Bypass Vulnerability

A vulnerability in the shell access request mechanism of Cisco IOS XE Software could allow an authenticated, local attacker to bypass authentication and gain unrestricted access to the root shell of an affected device. The vulnerability exists because the affected software has insufficient...

Cisco AnyConnect Secure Mobility Client for Windows Desktop Denial of Service Vulnerability

A vulnerability in vpnva-6.sys for 32-bit Windows and vpnva64-6.sys for 64-bit Windows of Cisco AnyConnect Secure Mobility Client for Windows Desktop could allow an authenticated, local attacker to cause a denial of service DoS condition on an affected system. The vulnerability is due to improper...

Cisco Unified Communications Manager IM & Presence Service CSRF Vulnerability

A vulnerability in the web-based management interface of Cisco Unified Communications Manager IM & Presence Service formerly CUPS could allow an unauthenticated, remote attacker to conduct a cross-site request forgery CSRF attack and perform arbitrary actions on an affected device. The...

Multiple Vulnerabilities in Cisco Firewall Services Module Software

Cisco Firewall Services Module FWSM Software for Cisco Catalyst 6500 Series Switches and Cisco 7600 Series Routers is affected by the following vulnerabilities: FWSM HTTP Proxy Traceback Vulnerability IKE Version 1 Denial of Service Vulnerability These vulnerabilities are independent of each othe...

Cisco Nexus Dashboard Configuration Backup REST API Unauthorized Access Vulnerability

A vulnerability in the configuration backup feature of Cisco Nexus Dashboard could allow an attacker who has the encryption password and access to Full or Config-only backup files to access sensitive information. This vulnerability exists because authentication details are included in the encrypt...

Multiple Cisco Products Snort HTTP Detection Engine File Policy Bypass Vulnerabilities

Multiple Cisco products are affected by vulnerabilities in the Snort detection engine that could allow an unauthenticated, remote attacker to bypass a configured file policy for HTTP. These vulnerabilities are due to incorrect handling of specific HTTP header parameters. An attacker could exploit...

Cisco IOS XE SD-WAN Software vDaemon Denial of Service Vulnerability

A vulnerability in the vDaemon process of Cisco IOS XE SD-WAN Software could allow an unauthenticated, remote attacker to cause a device to reload, resulting a denial of service DoS condition. This vulnerability is due to insufficient handling of malformed packets. An attacker could exploit this...

Cisco IOS XE SD-WAN Software Arbitrary File Corruption Vulnerability

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying file system. This vulnerability is due to insufficient validation of the parameters of a specific CLI command. An attacker could exploit this...

Cisco IOS XE Software Web UI Cross-Site WebSocket Hijacking Vulnerability

A vulnerability in the web UI feature of Cisco IOS XE Software could allow an unauthenticated, remote attacker to conduct a cross-site WebSocket hijacking CSWSH attack and cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient HTTP protections in...

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

A vulnerability in the Protocol Independent Multicast PIM feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this...

Cisco Webex Meetings Cross-Site Scripting Vulnerability

A vulnerability in the web-based interface of Cisco Webex Meetings could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the web-based interface of the affected service. The vulnerability is due to insufficient validation of user-supplied...

Multiple Cisco UCS-Based Products UEFI Secure Boot Bypass Vulnerability

A vulnerability in the firmware of the Cisco UCS C-Series Rack Servers could allow an authenticated, physical attacker to bypass Unified Extensible Firmware Interface UEFI Secure Boot validation checks and load a compromised software image on an affected device. The vulnerability is due to improp...

Cisco Aironet Access Points Point-to-Point Tunneling Protocol Denial of Service Vulnerability

A vulnerability in the Point-to-Point Tunneling Protocol PPTP VPN packet processing functionality in Cisco Aironet Access Points APs 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...

Cisco Integrated Management Controller Unauthenticated Denial of Service Vulnerability

A vulnerability in the web server of Cisco Integrated Management Controller IMC could allow an unauthenticated, remote attacker to cause the web server process to crash, causing a denial of service DoS condition on an affected system. The vulnerability is due to insufficient validation of...

Cisco NX-OS Software SSH Key Information Disclosure Vulnerability

A vulnerability in the SSH CLI key management functionality of Cisco NX-OS Software could allow an authenticated, local attacker to expose a user's private SSH key to all authenticated users on the targeted device. The attacker must authenticate with valid administrator device credentials. The...