Cisco Duo Authentication for macOS and Duo Authentication for Windows Logon Offline Credentials Replay Vulnerability

A vulnerability in the offline access mode of Cisco Duo Two-Factor Authentication for macOS and Duo Authentication for Windows Logon and RDP could allow an unauthenticated, physical attacker to replay valid user session credentials and gain unauthorized access to an affected macOS or Windows...

Cisco Unified Contact Center Express Stored Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Unified Contact Center Express Unified CCX could allow an authenticated, remote attacker to perform a stored cross-site scripting XSS attack. This vulnerability is due to insufficient input validation of user-supplied data. An attacke...

Cisco Evolved Programmable Network Manager, Cisco Identity Services Engine, and Cisco Prime Infrastructure Command Injection Vulnerabilities

Multiple vulnerabilities in the restricted shell of Cisco Evolved Programmable Network Manager EPNM, Cisco Identity Services Engine ISE, and Cisco Prime Infrastructure could allow an authenticated, local attacker to escape the restricted shell and gain root privileges on the underlying operating...

Framing Frames: Bypassing Wi-Fi Encryption by Manipulating Transmit Queues Affecting Multiple Cisco Products

On March 27, 2023, the research paper Framing Frames: Bypassing Wi-Fi Encryption by Manipulating Transmit Queues was made public. This paper discusses vulnerabilities in the 802.11 standard that could allow an attacker to spoof a targeted wireless client and redirect frames that are present in th...

Cisco Access Point Software Denial of Service Vulnerability

A vulnerability in the management CLI of Cisco access point AP software could allow an authenticated, local attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to insufficient input validation of commands supplied by the user. An attacker could...

Cisco IOS XE Software for Wireless LAN Controllers CAPWAP Join Denial of Service Vulnerability

A vulnerability in the access point AP joining process of the Control and Provisioning of Wireless Access Points CAPWAP protocol of Cisco IOS XE Software for Wireless LAN Controllers WLCs could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected...

Cisco IOS XE Software for Cisco Catalyst 9300 Series Switches Secure Boot Bypass Vulnerability

A vulnerability in Cisco IOS XE Software for Cisco Catalyst 9300 Series Switches could allow an authenticated, local attacker with level-15 privileges or an unauthenticated attacker with physical access to the device to execute persistent code at boot time and break the chain of trust. This...

Cisco IOS and IOS XE Software IPv6 DHCP (DHCPv6) Relay and Server Denial of Service Vulnerability

A vulnerability in the IPv6 DHCP version 6 DHCPv6 relay and server features of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to trigger a denial of service DoS condition. This vulnerability is due to insufficient validation of data boundaries. An attacker could...

Cisco IOS XE Software Fragmented Tunnel Protocol Packet Denial of Service Vulnerability

A vulnerability in the fragmentation handling code of tunnel protocol packets in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected system to reload, resulting in a denial of service DoS condition. This vulnerability is due to the improper handling of large...

Cisco IOS XE Software Virtual Fragmentation Reassembly Denial of Service Vulnerability

A vulnerability in the implementation of the IPv4 Virtual Fragmentation Reassembly VFR feature of Cisco IOS XE 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 reassembly of large packe...

Cisco IOS XE Software for Wireless LAN Controllers HTTP Client Profiling Denial of Service Vulnerability

A vulnerability in the HTTP-based client profiling feature of Cisco IOS XE Software for Wireless LAN Controllers WLCs 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 of...

Cisco SD-WAN vManage Software Cluster Mode Cross-Site Request Forgery Vulnerability

A vulnerability in the web-based management interface of Cisco SD-WAN vManage Software when it is operating in cluster mode could allow an unauthenticated, remote attacker to conduct a cross-site request forgery CSRF attack on an affected system. This vulnerability is due to insufficient CSRF...

Cisco DNA Center Information Disclosure Vulnerability

A vulnerability in the implementation of the Cisco Network Plug-and-Play PnP agent of Cisco DNA Center could allow an authenticated, remote attacker to view sensitive information in clear text. The attacker must have valid low-privileged user credentials. This vulnerability is due to improper...

Cisco DNA Center Privilege Escalation Vulnerability

A vulnerability in the management API of Cisco DNA Center could allow an authenticated, remote attacker to elevate privileges in the context of the web-based management interface on an affected device. This vulnerability is due to the unintended exposure of sensitive information. An attacker coul...

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 execute arbitrary commands with elevated privileges. This vulnerability is due to insufficient input validation by the system CLI. An attacker with privileges to run commands could exploit...

Cisco Adaptive Security Appliance Software, Firepower Threat Defense Software, IOS Software, and IOS XE Software IPv6 DHCP (DHCPv6) Client Denial of Service Vulnerability

A vulnerability in the IPv6 DHCP DHCPv6 client module of Cisco Adaptive Security Appliance ASA Software, Cisco Firepower Threat Defense FTD Software, Cisco IOS Software, and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an...

Cisco IOS XE Software Privilege Escalation Vulnerability

A vulnerability in the Cloud Management for Catalyst migration feature of Cisco IOS XE Software could allow an authenticated, local attacker to gain root-level privileges on an affected device. This vulnerability is due to insufficient memory protection in the Cisco IOS XE Meraki migration featur...

Cisco IOS XE Software Web UI Path Traversal Vulnerability

A vulnerability in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker to perform a directory traversal and access resources that are outside the filesystem mountpoint of the web UI. This vulnerability is due to an insufficient security configuration. An attacker cou...

Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Low-Entropy Keys Vulnerability

A vulnerability in the deterministic random bit generator DRBG, also known as pseudorandom number generator PRNG, in Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software for Cisco ASA 5506-X, ASA 5508-X, and ASA 5516-X Firewalls could allow an...

Cisco Access Point Software Association Request Denial of Service Vulnerability

A vulnerability in Cisco access point AP 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 validation of certain parameters within 802.11 frames. An attacker could exploit this...

Cisco IOS XE Software IOx Application Hosting Environment Privilege Escalation Vulnerability

A vulnerability in the Cisco IOx application hosting subsystem of Cisco IOS XE Software could allow an authenticated, local attacker to elevate privileges to root on an affected device. This vulnerability is due to insufficient restrictions on the hosted application. An attacker could exploit thi...

Cisco Access Point Software Command Injection Vulnerability

A vulnerability in Cisco access points AP software could allow an authenticated, local attacker to inject arbitrary commands and execute them with root privileges. This vulnerability is due to improper input validation of commands that are issued from a wireless controller to an AP. An attacker...

Cisco IOS XR Software Bootloader Unauthenticated Information Disclosure Vulnerability

A vulnerability in the GRand Unified Bootloader GRUB for Cisco IOS XR Software could allow an unauthenticated attacker with physical access to the device to view sensitive files on the console using the GRUB bootloader command line. This vulnerability is due to the inclusion of unnecessary comman...

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

A vulnerability in the bidirectional forwarding detection BFD hardware offload feature of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers, ASR 9902 Compact High-Performance Routers, and ASR 9903 Compact High-Performance Routers could allow an unauthenticated, remote...

Cisco Prime Infrastructure and Evolved Programmable Network Manager Stored Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Prime Infrastructure and Cisco Evolved Programmable Network EPN Manager could allow an authenticated, remote attacker to conduct a stored cross-site scripting XSS attack against a user of the interface on an affected device. This...

Cisco Webex App for Web Cross-Site Scripting Vulnerability

A vulnerability in the file upload functionality of Cisco Webex App for Web 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. An attacker could...

Cisco IP Phone 6800, 7800, and 8800 Series Web UI Vulnerabilities

Multiple vulnerabilities in the web-based management interface of certain Cisco IP Phones could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service DoS condition. For more information about these vulnerabilities, see the Details "details" section of th...

Cisco Unified Intelligence Center Vulnerabilities

Multiple vulnerabilities in Cisco Unified Intelligence Center could allow an authenticated, remote attacker to collect sensitive information or perform a server-side request forgery SSRF attack on an affected system. Cisco plans to release software updates that address these vulnerabilities. Ther...

Cisco Finesse Reverse Proxy VPN-less Access to Finesse Desktop Denial of Service Vulnerability

A vulnerability in the nginx configurations that are provided as part of the VPN-less reverse proxy for Cisco Finesse could allow an unauthenticated, remote attacker to create a denial of service DoS condition for new and existing users who are connected through a load balancer. This vulnerabilit...

Cisco Nexus 9300-FX3 Series Fabric Extender for UCS Fabric Interconnects Authentication Bypass Vulnerability

A vulnerability in the CLI console login authentication of Cisco Nexus 9300-FX3 Series Fabric Extender FEX when used in UCS Fabric Interconnect deployments could allow an unauthenticated attacker with physical access to bypass authentication. This vulnerability is due to the improper implementati...

Cisco FXOS Software and UCS Manager Software Configuration Backup Static Key Vulnerability

A vulnerability in the backup configuration feature of Cisco UCS Manager Software and in the configuration export feature of Cisco FXOS Software could allow an unauthenticated attacker with access to a backup file to decrypt sensitive information stored in the full state and configuration backup...

Cisco Nexus 9000 Series Fabric Switches in ACI Mode Link Layer Discovery Protocol Memory Leak Denial of Service Vulnerability

A vulnerability in the Link Layer Discovery Protocol LLDP feature for Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI Mode could allow an unauthenticated, adjacent attacker to cause a memory leak, which could result in an unexpected reload of the device. This...

Cisco Application Policy Infrastructure Controller and Cisco Cloud Network Controller Cross-Site Request Forgery Vulnerability

A vulnerability in the web-based management interface of Cisco Application Policy Infrastructure Controller APIC and Cisco Cloud Network Controller, formerly Cisco Cloud APIC, could allow an unauthenticated, remote attacker to conduct a cross-site request forgery CSRF attack on an affected system...

Cisco NX-OS Software CLI Command Injection Vulnerability

A vulnerability in the CLI of Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device. This vulnerability is due to insufficient validation of arguments that are passed to specific CLI commands. An...

Cisco Firepower 4100 Series, Firepower 9300 Security Appliances, and UCS Fabric Interconnects Command Injection Vulnerability

A vulnerability in the CLI of Cisco Firepower 4100 Series, Cisco Firepower 9300 Security Appliances, and Cisco UCS 6200, 6300, 6400, and 6500 Series Fabric Interconnects could allow an authenticated, local attacker to inject unauthorized commands. This vulnerability is due to insufficient input...

Cisco NX-OS Software SSH X.509v3 Certificate Authentication with Unsupported Remote Authorization Method Privilege Escalation Issues

For certain products that are running Cisco NX-OS Software and are configured for SSH authentication with an X.509 version 3 X.509v3 certificate, two remote authorization methods are unsupported and could allow for privilege escalation: TACACS+ and certain configurations of Lightweight Directory...

Cisco Nexus Dashboard Denial of Service Vulnerability

A vulnerability in the DNS functionality of Cisco Nexus Dashboard Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition. This vulnerability is due to the improper processing of DNS requests. An attacker could exploit this vulnerability by sending a...

Cisco Nexus Dashboard Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Nexus Dashboard 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 device. This vulnerability is due to insufficient user...

ClamAV DMG File Parsing XML Entity Expansion Vulnerability Affecting Cisco Products: February 2023

On Feb 15, 2023, the following vulnerability in the ClamAV scanning library was disclosed: A vulnerability in the DMG file parser of ClamAV versions 1.0.0 and earlier, 0.105.1 and earlier, and 0.103.7 and earlier could allow an unauthenticated, remote attacker to access sensitive information on a...

Cisco Email Security Appliance and Cisco Secure Email and Web Manager Vulnerabilities

Multiple vulnerabilities in the web UI and CLI of Cisco Email Security Appliance ESA and Cisco Secure Email and Web Manager could allow an authenticated attacker to perform injection attacks or elevate privileges. For more information about these vulnerabilities, see the Details "details" section...

Cisco Identity Services Engine Stored Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Identity Services Engine ISE 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 device. This vulnerability is due to...

ClamAV HFS+ Partition Scanning Buffer Overflow Vulnerability Affecting Cisco Products: February 2023

On Feb 15, 2023, the following vulnerability in the ClamAV scanning library was disclosed: A vulnerability in the HFS+ partition file parser of ClamAV versions 1.0.0 and earlier, 0.105.1 and earlier, and 0.103.7 and earlier could allow an unauthenticated, remote attacker to execute arbitrary code...

Cisco IOx Application Hosting Environment Command Injection Vulnerability

A vulnerability in the Cisco IOx application hosting environment could allow an authenticated, remote attacker to execute arbitrary commands as root on the underlying host operating system. This vulnerability is due to incomplete sanitization of parameters that are passed in for activation of an...

Cisco Identity Services Engine XML External Entity Injection Vulnerability

A vulnerability in the web-based management interface of Cisco Identity Services Engine ISE could allow an authenticated, remote attacker to access sensitive information, conduct a server-side request forgery SSRF attack through an affected device, or negatively impact the responsiveness of the...

Cisco Prime Infrastructure Reflected Cross-Site Scripting Vulnerability

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

Cisco Identity Services Engine Privilege Escalation Vulnerabilities

Multiple vulnerabilities in specific Cisco Identity Services Engine ISE CLI commands could allow an authenticated, local attacker to perform command injection attacks on the underlying operating system and elevate privileges to root. To exploit these vulnerabilities, an attacker must have valid...

Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Arbitrary File Upload Vulnerability

A vulnerability in the web-based management interface of Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an unauthenticated, remote attacker to upload arbitrary files to an affected device. This vulnerability is due to insufficient authorization enforcement...

Cisco Email Security Appliance URL Filtering Bypass Vulnerability

On January 18, 2023, Cisco disclosed the following: A vulnerability in the URL filtering mechanism 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...

Identifying and Mitigating Security Exposures When Using No Payload Encryption Images with Existing Cryptographic Configuration

Cisco IOS Software and Cisco IOS XE Software images come in two types: The regular universalk9 image and the No Payload Encryption NPE universalk9npe image. NPE images were introduced to satisfy import requirements in some countries that require that the platform does not support strong payload...

Cisco Unified Communications Manager SQL Injection 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 conduct SQL injection attacks on an affected system. This...