Cisco Small Business RV042, RV042G, RV320, and RV325 Routers Denial of Service and Remote Code Execution Vulnerabilities

Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV042, RV042G, RV320, and RV325 Routers could allow a remote attacker to execute arbitrary commands on the underlying operating system of an affected device or cause a denial of service DoS condition. For more...

Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software DNS Inspection Denial of Service Vulnerability

A vulnerability in the DNS inspection handler of Cisco Adaptive Security Appliance ASA Software and Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause a denial of service condition DoS on an affected device. This vulnerability is due to a lack of proper...

Cisco IOS and IOS XE Software Privilege Escalation Vulnerability

A vulnerability in the dragonite debugger of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to escalate from privilege level 15 to root privilege. The vulnerability is due to the presence of development testing and verification scripts that remained on t...

Cisco Data Center Network Manager Certificate Validation Vulnerabilities

Multiple vulnerabilities in Cisco Data Center Network Manager DCNM could allow an attacker to spoof a trusted host or construct a man-in-the-middle attack to extract sensitive information or alter certain API requests. These vulnerabilities are due to insufficient certificate validation when...

Cisco FXOS Software for Firepower 4100/9300 Series 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 vulnerability is due to insufficient input validation of commands supplied by the user. An attacker could exploit this...

Cisco Catalyst 4000 Series Switches TCP Denial of Service Vulnerability

A vulnerability in the ingress packet processing function of Cisco IOS Software for Cisco Catalyst 4000 Series Switches could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability is due to improper resource allocation when...

Cisco Identity Services Engine Blind SQL Injection Vulnerability

A vulnerability in the sponsor portal web interface for Cisco Identity Services Engine ISE could allow an authenticated, remote attacker to impact the integrity of an affected system by executing arbitrary SQL queries. The vulnerability is due to insufficient validation of user-supplied input. An...

Cisco Prime Infrastructure Certificate Validation Vulnerability

A vulnerability in the Identity Services Engine ISE integration feature of Cisco Prime Infrastructure PI could allow an unauthenticated, remote attacker to perform a man-in-the-middle attack against the Secure Sockets Layer SSL tunnel established between ISE and PI. The vulnerability is due to...

Cisco Policy Suite for Mobile and Cisco Policy Suite Diameter Routing Agent Software Redis Server Unauthenticated Access Vulnerability

A vulnerability in the Redis implementation used by the Cisco Policy Suite for Mobile and Cisco Policy Suite Diameter Routing Agent software could allow an unauthenticated, remote attacker to modify key-value pairs for short-lived events stored by the Redis server. The vulnerability is due to...

Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Remote Access VPN Unauthorized Access Vulnerability

A vulnerability in the remote access VPN feature of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to conduct a brute force attack in an attempt to identify valid username and password combinations or ...

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 Enterprise NFV Infrastructure Software Arbitrary File Read and Write Vulnerability

A vulnerability in Cisco Enterprise NFV Infrastructure Software NFVIS could allow an authenticated, remote attacker with administrator privileges to overwrite or read arbitrary files on the underlying operating system OS of an affected device. The vulnerability is due to improper input validation...

Cisco Email Security Appliance Content Filter Bypass Vulnerability

A vulnerability in the email message scanning of Cisco AsyncOS Software for Cisco Email Security Appliance ESA could allow an unauthenticated, remote attacker to bypass configured filters on the device. The vulnerability is due to improper input validation of certain email fields. An attacker cou...

Cisco IP Phone 8800 Series Arbitrary Script Injection Vulnerability

A vulnerability in the Cisco IP Phone 8800 Series Software could allow an unauthenticated, remote attacker to conduct an arbitrary script injection attack on an affected device. The vulnerability exists because the software running on an affected device insufficiently validates user-supplied data...

Heap Overflow in Solaris cachefs Daemon

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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 ADE-OS Local File Inclusion Vulnerability

A vulnerability in the restricted shell of Cisco Evolved Programmable Network EPN Manager, Cisco Identity Services Engine ISE, and Cisco Prime Infrastructure could allow an authenticated, local attacker to identify directories and write arbitrary files to the file system. This vulnerability is du...

Cisco Hosted Collaboration Mediation Fulfillment Denial of Service Vulnerability

A vulnerability in the Java Management Extensions JMX component of Cisco Hosted Collaboration Mediation Fulfillment HCM-F could allow an authenticated, remote attacker to cause a denial of service DoS condition on an affected system. This vulnerability is due to an unsecured TCP/IP port. An...

Cisco Unified Communications Manager Cross-Site Scripting Vulnerability

A vulnerability in the web-based interface of Cisco Unified Communications Manager and Cisco Unified Communications Manager Session Management Edition SME could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the web-based interface of the...

Cisco IOS XR Software for Cisco ASR 9000 VMAN CLI Privilege Escalation Vulnerability

A vulnerability in a CLI command related to the virtualization manager VMAN in Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers could allow an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with root privileges. The...

Cisco REST API Container for IOS XE Software Authentication Bypass Vulnerability

A vulnerability in the Cisco REST API virtual service container for Cisco IOS XE Software could allow an unauthenticated, remote attacker to bypass authentication on the managed Cisco IOS XE device. The vulnerability is due to an improper check performed by the area of code that manages the REST...

Cisco IOS and IOS XE Software OSPFv3 Denial of Service Vulnerability

A vulnerability in the Open Shortest Path First version 3 OSPFv3 implementation in Cisco IOS and IOS XE Software could allow an unauthenticated, adjacent attacker to cause an affected device to reload. The vulnerability is due to incorrect handling of specific OSPFv3 packets. An attacker could...

CPU Side-Channel Information Disclosure Vulnerabilities: August 2018

5On August 14th, 2018, three vulnerabilities were disclosed by Intel and security researchers that leverage a speculative execution side-channel method referred to as L1 Terminal Fault L1TF that affects modern Intel microprocessors. These vulnerabilities could allow an unprivileged, local attacke...

Cisco NX-OS Software NX-API Arbitrary Command Execution Vulnerability

A vulnerability in the NX-API feature of Cisco NX-OS Software could allow an authenticated, remote attacker to send a malicious packet to the management interface on an affected system and execute a command-injection exploit. The vulnerability is due to incorrect input validation of user-supplied...

Cisco NX-OS Software Netstack Denial of Service Vulnerability

A vulnerability in the network stack of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on the affected device. The vulnerability is due to an issue with allocating and freeing memory buffers in the network stack. An attacker could...

Container Privilege Escalation Vulnerability Affecting Cisco Products: February 2019

A vulnerability in the Open Container Initiative runc CLI tool used by multiple products could allow an unauthenticated, remote attacker to escalate privileges on a targeted system. The vulnerability exists because the affected software improperly handles file descriptors related to /proc/self/ex...

Cisco Unified Communications Manager Administration Page Cross-Site Scripting Vulnerability

A vulnerability in the ccmadmin page of Cisco Unified Communications Manager CUCM could allow an unauthenticated, remote attacker to conduct reflected cross-site scripting XSS attacks. The vulnerability is due to improper sanitization or encoding of user-supplied data by the ccmadmin page of an...

Continued Evolution of Persistence Mechanism Against Cisco Secure Firewall Adaptive Security Appliance and Secure Firewall Threat Defense

On April 23, 2026, the U.S. Cybersecurity and Infrastructure Security Agency CISA issued an update to V1: Emergency Directive ED 25-03: Identify and Mitigate Potential Compromise of Cisco Devices...

Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Remote Access VPN Denial of Service Vulnerability

A vulnerability in the remote access VPN feature of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to imprope...

Cisco Identity Services Engine Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine ISE could allow an attacker to upload arbitrary files or disable Cisco Discovery Protocol CDP processing on an affected device. For more information about these vulnerabilities, see the Details "details" section of this advisory. Cisco ha...

Cisco UCS Manager Software SSH Sessions Denial of Service Vulnerability

A vulnerability in the way Cisco UCS Manager software handles SSH sessions could allow an authenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper resource management for established SSH sessions. An attacker could...

Cisco Expressway Series and TelePresence Video Communication Server Remote Code Execution Vulnerability

A vulnerability in the web-based management interface of Cisco Expressway Series and Cisco TelePresence Video Communication Server VCS could allow an authenticated, remote attacker to execute arbitrary code on the underlying operating system as the root user. This vulnerability is due to incorrec...

Cisco IOS XE Software FTP Application Layer Gateway for NAT, NAT64, and ZBFW Denial of Service Vulnerability

A vulnerability in the FTP application layer gateway ALG functionality used by Network Address Translation NAT, NAT IPv6 to IPv4 NAT64, and the Zone-Based Policy Firewall ZBFW in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The...

Cisco IOS and IOS XE Software Change of Authorization Denial of Service Vulnerability

A vulnerability in the RADIUS Change of Authorization CoA code of Cisco TrustSec, a feature within Cisco IOS XE 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 handling of a malformed...

Cisco IOS Access Points Software 802.11r Fast Transition Denial of Service Vulnerability

A vulnerability in the 802.11r Fast Transition FT implementation for Cisco IOS Access Points APs Software could allow an unauthenticated, adjacent attacker to cause a denial of service DoS condition on an affected interface. The vulnerability is due to a lack of complete error handling condition...

Cisco TelePresence Endpoint Command Shell Injection Vulnerability

A vulnerability in the Cisco Discovery Protocol CDP implementation for the Cisco TelePresence Codec TC and Collaboration Endpoint CE Software could allow an unauthenticated, adjacent attacker to inject arbitrary shell commands that are executed by the device. The vulnerability is due to...

Cisco IOS and IOS XE Software IPv6 Hop-by-Hop Options Denial of Service Vulnerability

A vulnerability in the IPv6 processing code of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to cause the device to reload. The vulnerability is due to incorrect handling of specific IPv6 hop-by-hop options. An attacker could exploit this vulnerability by sending a...

GNU Bash Environment Variable Command Injection Vulnerability

On September 24, 2014, a vulnerability in the Bash shell was publicly announced. The vulnerability is related to the way in which shell functions are passed though environment variables. The vulnerability may allow an attacker to inject commands into a Bash shell, depending on how the shell is...

Cisco FindIT Network Management Software Static Credentials Vulnerability

A vulnerability in the Cisco FindIT Network Management Software virtual machine VM images could allow an unauthenticated, local attacker who has access to the VM console to log in to the device with a static account that has root privileges. The vulnerability is due to the presence of an account...

Cisco FXOS and NX-OS Software Unauthorized Directory Access Vulnerability

A vulnerability in the file system permissions of Cisco FXOS Software and Cisco NX-OS Software could allow an authenticated, local attacker to access sensitive information that is stored in the file system of an affected system. The vulnerability is due to improper implementation of file system...

Cisco Nexus 9000 Series Fabric Switches Application-Centric Infrastructure Mode Arbitrary File Read Vulnerability

A vulnerability in the Cisco Nexus 9000 Series Fabric Switches running in Application-Centric Infrastructure ACI mode could allow an authenticated, local attacker to read arbitrary files on an affected device. The vulnerability is due to a lack of proper input and validation checking mechanisms o...

Cisco Unity Connection Reflected Cross-Site Scripting Vulnerability

A vulnerability in the Security Assertion Markup Language SAML single sign-on SSO interface of Cisco Unity Connection could allow an unauthenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of the interface of an affected device. The vulnerability is due to...

Cisco Email Security Appliance URL Filtering Denial of Service Vulnerability

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliances ESA could allow an unauthenticated, remote attacker to cause the CPU utilization to increase to 100 percent, causing a denial of service DoS condition on an affected device. The...

Cisco Policy Suite OSGi Interface Unauthenticated Access Vulnerability

A vulnerability in the Open Systems Gateway initiative OSGi interface of Cisco Policy Suite could allow an unauthenticated, remote attacker to directly connect to the OSGi interface. The vulnerability is due to a lack of authentication. An attacker could exploit this vulnerability by directly...

Cisco Adaptive Security Appliance Web Services Denial of Service Vulnerability

A vulnerability in the web interface of the Cisco Adaptive Security Appliance ASA could allow an unauthenticated, remote attacker to cause an affected device to reload unexpectedly, resulting in a denial of service DoS condition. It is also possible on certain software releases that the ASA will...

Apache Struts 2 Command Execution Vulnerability in Multiple Cisco Products

Multiple Cisco products include an implementation of the Apache Struts 2 component that is affected by a remote command execution vulnerability identified by Apache with Common Vulnerabilities and Exposures ID CVE-2010-1870. The vulnerability is due to insufficient sanitization on user-supplied...

Cisco Firepower Threat Defense Software Snort Out of Memory Denial of Service Vulnerability

A vulnerability in the Snort detection engine integration for Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to cause unlimited memory consumption, which could lead to a denial of service DoS condition on an affected device. This vulnerability is due t...

Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Web Management Vulnerabilities

Multiple vulnerabilities in the web-based management interface of the Cisco Small Business RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an attacker to do the following: Execute arbitrary code Cause a denial of service DoS condition Execute arbitrary commands For more...

Cisco Unity Express Command Injection Vulnerability

A vulnerability in the CLI of Cisco Unity Express could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges. To exploit this vulnerability, an attacker would need valid administrator credentials. The vulnerability is due to improper input...

Cisco Wireless LAN Controller HTTP Parsing Engine Denial of Service Vulnerability

A vulnerability in the web interface of Cisco Wireless LAN Controller Software could allow a low-privileged, authenticated, remote attacker to cause a denial of service DoS condition on an affected device. The vulnerability exists due to a failure of the HTTP parsing engine to handle specially...