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

A vulnerability in the processing of Control and Provisioning of Wireless Access Points CAPWAP Mobility messages in Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected...

Cisco IOS XE Software for Embedded Wireless Controllers on Catalyst 9100 Series Access Points UDP Processing Denial of Service Vulnerability

A vulnerability in the UDP processing functionality of Cisco IOS XE Software for Embedded Wireless Controllers on Catalyst 9100 Series Access Points could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. This vulnerability is due to the improper processing of...

Cisco Duo for macOS Authentication Bypass Vulnerability

A vulnerability in the smart card login authentication of Cisco Duo for macOS could allow an unauthenticated attacker with physical access to bypass authentication. This vulnerability exists because the assigned user of a smart card is not properly matched with the authenticating user. An attacke...

Cisco SD-WAN Software Privilege Escalation Vulnerabilities

Multiple vulnerabilities in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to gain elevated privileges. These vulnerabilities are due to improper access controls on commands within the application CLI. An attacker could exploit these vulnerabilities by running a...

Cisco IOS XE Software for Embedded Wireless Controllers on Catalyst Access Points Privilege Escalation Vulnerability

A vulnerability in the self-healing functionality of Cisco IOS XE Software for Embedded Wireless Controllers on Catalyst Access Points could allow an authenticated, local attacker to escape the restricted controller shell and execute arbitrary commands on the underlying operating system of the...

Cisco Software-Defined Application Visibility and Control on Cisco vManage Static Username and Password Vulnerability

A vulnerability in authentication mechanism of Cisco Software-Defined Application Visibility and Control SD-AVC on Cisco vManage could allow an unauthenticated, remote attacker to access the GUI of Cisco SD-AVC using a default static username and password combination. This vulnerability exists...

Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Information Disclosure Vulnerability

A vulnerability in the Simple Network Management Protocol SNMP of Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family could allow an authenticated, remote attacker to access sensitive information. This vulnerability is due to insufficient restrictions that allow a sensitive...

Cisco IOS XE Software DNS NAT Protocol Application Layer Gateway Denial of Service Vulnerability

A vulnerability in the DNS application layer gateway ALG functionality that is used by Network Address Translation NAT in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. This vulnerability is due to a logic error that occurs when an...

Cisco SD-WAN Arbitrary File Deletion Vulnerability

A vulnerability in the CLI of stand-alone Cisco IOS XE SD-WAN Software and Cisco SD-WAN Software could allow an authenticated, local attacker to delete arbitrary files from the file system of an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit...

Cisco Wireless LAN Controller AireOS Software FIPS Mode Denial of Service Vulnerability

A vulnerability in the authentication functionality of Cisco Wireless LAN Controller WLC AireOS 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 error validation. An attacker coul...

Cisco IOS XE Software for Catalyst Switches MPLS Denial of Service Vulnerability

A vulnerability in the egress MPLS packet processing function of Cisco IOS XE Software for Cisco Catalyst 3650, Catalyst 3850, and Catalyst 9000 Family Switches could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service DoS...

Cisco IOS and IOS XE Software Common Industrial Protocol Request Denial of Service Vulnerability

A vulnerability in the processing of malformed Common Industrial Protocol CIP packets that are sent to Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to unexpectedly reload, resulting in a denial of service DoS condition...

Cisco IOS XE Software for Catalyst 9200 Series Switches Arbitrary Code Execution Vulnerability

A vulnerability in the software image verification functionality of Cisco IOS XE Software for Cisco Catalyst 9200 Series Switches could allow an unauthenticated, physical attacker to execute unsigned code at system boot time. This vulnerability is due to an improper check in the code function tha...

Cisco IOS and IOS XE Software SSH Denial of Service Vulnerability

A vulnerability in the SSH implementation of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, remote attacker to cause an affected device to reload. This vulnerability is due to improper handling of resources during an exceptional situation. An attacker could exploit thi...

Cisco IOS XE ROM Monitor Software for Catalyst Switches Information Disclosure Vulnerability

A vulnerability in the password-recovery disable feature of Cisco IOS XE ROM Monitor ROMMON Software for Cisco Catalyst Switches could allow an unauthenticated, local attacker to recover the configuration or reset the enable password. This vulnerability is due to a problem with the file and boot...

Cisco IOS XE Software IPv6 VPN over MPLS Denial of Service Vulnerability

A vulnerability in the implementation of IPv6 VPN over MPLS 6VPE with Zone-Based Firewall ZBFW of Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper error handling of an IP...

Cisco SD-WAN Software Arbitrary File Corruption Vulnerability

A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to overwrite and possibly corrupt files on an affected system. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by injecting arbitrary commands...

Cisco Access Points VLAN Bypass from Native VLAN Vulnerability

A vulnerability in the client forwarding code of multiple Cisco Access Points APs could allow an unauthenticated, adjacent attacker to inject packets from the native VLAN to clients within nonnative VLANs on an affected device. This vulnerability is due to a logic error on the AP that forwards...

Vulnerabilities in Layer 2 Network Security Controls Affecting Cisco Products: September 2022

On September 27, 2022, the following vulnerabilities affecting Cisco products were disclosed by Cert/CC as part of VU855201, titled L2 network security controls can be bypassed using VLAN 0 stacking and/or 802.3 headers "https://kb.cert.org/vuls/id/855201": CVE-2021-27853: Layer 2 network filteri...

Cisco IOS XR Software Broadband Network Gateway PPP over Ethernet Denial of Service Vulnerability

A vulnerability in the Broadband Network Gateway PPP over Ethernet PPPoE feature of Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause the PPPoE process to continually crash. This vulnerability exists because the PPPoE feature does not properly handle an error...

Cisco IOS XR Software Cisco Discovery Protocol Denial of Service Vulnerability

A vulnerability in the Cisco Discovery Protocol implementation for Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to cause the Cisco Discovery Protocol process to reload on an affected device. This vulnerability is due to a heap buffer overflow in certain Cisco Discovery...

Cisco Network Convergence System 4000 Series TL1 Denial of Service Vulnerability

A vulnerability in the TL1 function of Cisco Network Convergence System NCS 4000 Series could allow an authenticated, local attacker to cause a memory leak in the TL1 process. This vulnerability is due to TL1 not freeing memory under some conditions. An attacker could exploit this vulnerability b...

Cisco SD-WAN vManage Software Unauthenticated Access to Messaging Services Vulnerability

A vulnerability in the binding configuration of Cisco SD-WAN vManage Software containers could allow an unauthenticated, adjacent attacker who has access to the VPN0 logical network to also access the messaging service ports on an affected system. This vulnerability exists because the messaging...

Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers IPSec VPN Server Authentication Bypass Vulnerability

A vulnerability in the IPSec VPN Server authentication functionality of Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers could allow an unauthenticated, remote attacker to bypass authentication controls and access the IPSec VPN network. This vulnerability is due to the improper...

Cisco Meraki MR Series Splash Page Insecure Configuration Option

A configuration option for the Splash Page feature also known as Captive Portal in Cisco Meraki MR Series devices may allow an administrator to configure an 802.11 WLAN in which traffic policies are not applied to clients that are connecting to the network. The insecure configuration is determine...

Cisco Webex Meetings App Character Interface Manipulation Vulnerability

A vulnerability in the messaging interface of Cisco Webex App, formerly Webex Teams, could allow an unauthenticated, remote attacker to manipulate links or other content within the messaging interface. This vulnerability exists because the affected software does not properly handle character...

Vulnerability in NVIDIA Data Plane Development Kit Affecting Cisco Products: August 2022

On August 29, 2022, NVIDIA announced the following vulnerability with a medium impact: CVE-2022-28199: Security Bulletin: NVIDIA Data Plane Development Kit MLNXDPDK - August 2022 For a description of this vulnerability, see Security Bulletin: NVIDIA Data Plane Development Kit MLNXDPDK - August 20...

Cisco FXOS and NX-OS Software Cisco Discovery Protocol Denial of Service and Arbitrary Code Execution Vulnerability

A vulnerability in the Cisco Discovery Protocol feature of Cisco FXOS Software and Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to execute arbitrary code with root privileges or cause a denial of service DoS condition on an affected device. This vulnerability is due to...

Cisco ACI Multi-Site Orchestrator Privilege Escalation Vulnerability

A vulnerability in the API implementation of Cisco ACI Multi-Site Orchestrator MSO could allow an authenticated, remote attacker to elevate privileges on an affected device. This vulnerability is due to improper authorization on specific APIs. An attacker could exploit this vulnerability by sendi...

Cisco NX-OS Software OSPFv3 Denial of Service Vulnerability

A vulnerability in the OSPF version 3 OSPFv3 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 incomplete input validation of specific OSPFv3 packets. An attacker could...

Cisco FXOS Software Command Injection Vulnerability

A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges. The attacker would need to have Administrator privileges on the device. This vulnerability is due to insufficient input validation of...

Cisco Secure Web Appliance Privilege Escalation Vulnerability

A vulnerability in the web management interface of Cisco AsyncOS for Cisco Secure Web Appliance, formerly Cisco Web Security Appliance WSA, could allow an authenticated, remote attacker to perform a command injection and elevate privileges to root. This vulnerability is due to insufficient...

Cisco Adaptive Security Appliance and Firepower Threat Defense Software VPN Web Client Services Client-Side Request Smuggling Vulnerability

A vulnerability in the VPN web client services component of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to conduct browser-based attacks against users of an affected device. This vulnerability is du...

Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software RSA Private Key Leak Vulnerability

A vulnerability in the handling of RSA keys on devices running Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to retrieve an RSA private key. This vulnerability is due to a logic error when the RSA key...

Cisco Unified Communications Manager Arbitrary File Deletion Vulnerability

A vulnerability in the web-based management interface of Cisco Unified Communications Manager Unified CM and Cisco Unified Communications Manager Session Management Edition Unified CM SME could allow an authenticated, remote attacker to delete arbitrary files from an affected system. This...

Cisco Small Business RV Series Routers Vulnerabilities

Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service DoS condition on an affected device. For more information about these vulnerabilities, see the...

Cisco BroadWorks Application Delivery Platform Software Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco BroadWorks Application Delivery Platform Software could allow an unauthenticated, remote attacker to conduct a cross-site scripting attack against a user of the interface. This vulnerability exists because the web-based management...

Cisco Webex Meetings Web Interface Vulnerabilities

Multiple vulnerabilities in the web interface of Cisco Webex Meetings could allow a remote attacker to conduct a cross-site scripting XSS attack or a frame hijacking attack against a user of the web interface. For more information about these vulnerabilities, see the Details "details" section of...

Cisco Identity Services Engine Sensitive Information Disclosure Vulnerability

A vulnerability in the External RESTful Services ERS API of Cisco Identity Services Engine ISE Software could allow an authenticated, remote attacker to obtain sensitive information. This vulnerability is due to excessive verbosity in a specific REST API output. An attacker could exploit this...

Cisco IoT Control Center Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco IoT Control Center could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the interface. This vulnerability exists because the web-based management interface does not properly...

Cisco Nexus Dashboard Unauthorized Access Vulnerabilities

Multiple vulnerabilities in Cisco Nexus Dashboard could allow an unauthenticated, remote attacker to execute arbitrary commands, read or upload container image files, or perform a cross-site request forgery attack. For more information about these vulnerabilities, see the Details "details" sectio...

Cisco Nexus Dashboard Arbitrary File Write Vulnerability

A vulnerability in Cisco Nexus Dashboard could allow an authenticated, remote attacker to write arbitrary files on an affected device. This vulnerability is due to insufficient input validation in the web-based management interface of Cisco Nexus Dashboard. An attacker with Administrator...

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

Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers could allow an authenticated, remote attacker to execute arbitrary code on an affected device or cause the device to restart unexpectedly, resulting in a denial of...

Cisco Nexus Dashboard SSL Certificate Validation Vulnerability

A vulnerability in the SSL/TLS implementation of Cisco Nexus Dashboard could allow an unauthenticated, remote attacker to alter communications with associated controllers or view sensitive information. This vulnerability exists because SSL server certificates are not validated when Cisco Nexus...

Cisco Nexus Dashboard Privilege Escalation Vulnerabilities

Multiple vulnerabilities in Cisco Nexus Dashboard could allow an authenticated, local attacker to elevate privileges on an affected device. These vulnerabilities are due to insufficient input validation during CLI command execution on an affected device. An attacker could exploit these...

Cisco Identity Services Engine Administrator Password Lifetime Expiration Issue

An issue in the Password Policy settings of Cisco Identity Services Engine ISE could allow an administrator to use expired credentials to gain access to the web management interface. When the Password Lifetime setting for the administrator password policy is used to set the password to expire, th...

Cisco Unified Communications Products Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Unified Communications Manager Unified CM, Cisco Unified Communications Manager Session Management Edition Unified CM SME, Cisco Unified Communications Manager IM & Presence Service Unified CM IM&P, and Cisco Unity Connection could...

Cisco Unified Communications Products Timing Attack Vulnerability

A vulnerability in Cisco Unified Communications Manager Unified CM, Cisco Unified Communications Manager Session Management Edition Unified CM SME, and Cisco Unity Connection could allow an unauthenticated, remote attacker to perform a timing attack. This vulnerability is due to insufficient...

Cisco Unified Communications Products Arbitrary File Read Vulnerability

A vulnerability in the database user privileges of Cisco Unified Communications Manager Unified CM, Cisco Unified Communications Manager Session Management Edition Unified CM SME, and Cisco Unified Communications Manager IM & Presence Service Unified CM IM&P could allow an authenticated, remote...

Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities

Multiple vulnerabilities in the API and in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server VCS could allow a remote attacker to overwrite arbitrary files or conduct null byte poisoning attacks on an affected device. Note: Cisco...