Cisco IOS for Catalyst 2960X and 3750X Switches Denial of Service Vulnerability

A vulnerability in the Cisco IOS Software forwarding queue of Cisco 2960X and 3750X switches could allow an unauthenticated, adjacent attacker to cause a memory leak in the software forwarding queue that would eventually lead to a partial denial of service DoS condition. The vulnerability is due ...

Cisco Prime Infrastructure XML External Entity Denial of Service Vulnerability

A vulnerability in the web-based user interface of Cisco Prime Infrastructure could allow an authenticated, remote attacker to have read access to confidential information stored in the affected system. In addition, the attacker could cause a partial denial of service DoS condition due to...

Cisco Prime Network Services Controller Arbitrary Command Execution Vulnerability

A vulnerability in the management of local commands of Cisco Prime Network Services Controller could allow an authenticated, local attacker to perform arbitrary command execution. The vulnerability is due to insufficient validation of local commands. An attacker could exploit this vulnerability b...

Cisco Unified Operations Manager Multiple Cross-Site Scripting Vulnerabilities

Cisco Unified Operations Manager contains multiple cross-site scripting vulnerabilities that could allow an unauthenticated, remote attacker to conduct cross-site scripting attacks. The vulnerability is due to insufficient validation of user-supplied input to certain scripts that make up the...

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 IOS and IOS XE Software Internet Key Exchange Version 1 Fragmentation Denial of Service Vulnerabilities

Multiple vulnerabilities in the Internet Key Exchange version 1 IKEv1 fragmentation feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a heap overflow or corruption on an affected system. For more information about these vulnerabilitie...

Cisco Enterprise Chat and Email Vulnerabilities

Multiple vulnerabilities in the web-based management interface of Cisco Enterprise Chat and Email ECE could allow an unauthenticated, remote attacker to perform cross-site scripting XSS attacks, enumerate existing user accounts, and redirect a user to an undesired webpage. For more information...

Cisco Smart Software Manager Satellite SQL Injection Vulnerability

A vulnerability in the web-based management interface of Cisco Smart Software Manager Satellite could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. The vulnerability exists because the web-based management interface improperly validates values...

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 NX-OS Software Cisco Fabric Services over IP Denial of Service Vulnerability

A vulnerability in the Cisco Fabric Services component of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause process crashes, which can result in a denial of service DoS condition on an affected system. The vulnerability is due to insufficient validation of TCP packets...

Cisco Firepower System Software Detection Engine Denial of Service Vulnerability

A vulnerability in the detection engine of Cisco Firepower System Software could allow an unauthenticated, remote attacker to cause one of the detection engine processes to run out of memory and thus slow down traffic processing. The vulnerability is due to improper handling of traffic when the...

Cisco Web Security Appliance Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Web Security Appliance WSA could allow an unauthenticated, remote attacker to conduct a reflected cross-site scripting XSS attack against a user of the web-based management interface of an affected device. The vulnerability is due to...

Multiple Cisco Products OSPF LSA Manipulation Vulnerability

Multiple Cisco products are affected by a vulnerability involving the Open Shortest Path First OSPF Routing Protocol Link State Advertisement LSA database. This vulnerability could allow an unauthenticated, remote attacker to take full control of the OSPF Autonomous System AS domain routing table...

Multiple Vulnerabilities in OpenSSL (January 2016) Affecting Cisco Products

On January 28, 2016, the OpenSSL Project released a security advisory detailing two vulnerabilities. Multiple Cisco products incorporate a version of the OpenSSL package affected by one or more vulnerabilities that could allow an unauthenticated, remote attacker to conduct man-in-the-middle attac...

Cisco IOS Software DLSw Information Disclosure Vulnerability

A vulnerability in the DLSw feature of Cisco IOS could allow an unauthenticated, remote attacker to extract information from previously processed packets. The vulnerability is due to the lack of initialization of packet buffers. An attacker could exploit this vulnerability by connecting to the DL...

OpenSSH Server Vulnerabilities

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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...

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 Nexus 9000 Series Fabric Switches ACI Mode Arbitrary File Read Vulnerability

A vulnerability in the fabric infrastructure file system access control of Cisco Nexus 9000 Series Fabric Switches in Application Centric Infrastructure ACI mode could allow an authenticated, local attacker to read arbitrary files on an affected system. This vulnerability is due to improper acces...

Cisco Intersight Virtual Appliance IPv4 and IPv6 Forwarding Vulnerabilities

Multiple vulnerabilities in Cisco Intersight Virtual Appliance could allow an unauthenticated, adjacent attacker to access sensitive internal services from an external interface. These vulnerabilities are due to insufficient restrictions for IPv4 or IPv6 packets that are received on the external...

Cisco Small Business 100, 300, and 500 Series Wireless Access Points Command Injection Vulnerabilities

Multiple vulnerabilities in the web-based management interface of certain Cisco Small Business 100, 300, and 500 Series Wireless Access Points could allow an authenticated, remote attacker to perform command injection attacks against an affected device. These vulnerabilities are due to improper...

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 arbitrary files in the underlying file system of an affected system. This vulnerability is due to insufficient validation of the user-supplied input parameters of a specific CLI command. ...

Cisco IOS XR Software Enf Broker Denial of Service Vulnerability

Multiple vulnerabilities in the ingress packet processing function of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. For more information about these vulnerabilities, see the Details "details" section of this...

Cisco SD-WAN vManage SQL Injection Vulnerabilities

Multiple vulnerabilities in the web-based management interface of Cisco SD-WAN vManage Software could allow an unauthenticated, remote attacker to conduct SQL injection attacks on an affected system. These vulnerabilities exist because the web-based management interface improperly validates value...

Cisco IOS XR Software Cisco Discovery Protocol Format String Vulnerability

A vulnerability in the Cisco Discovery Protocol implementation for Cisco IOS XR Software could allow an unauthenticated, adjacent attacker to execute arbitrary code or cause a reload on an affected device. The vulnerability is due to improper validation of string input from certain fields in Cisc...

Cisco Managed Services Accelerator Open Redirect Vulnerability

A vulnerability in the web interface of Cisco Managed Services Accelerator MSX could allow an unauthenticated, remote attacker to redirect a user to a malicious web page. The vulnerability is due to improper input validation of the parameters of an HTTP request. An attacker could exploit this...

Cisco Identity Services Engine Information Disclosure Vulnerability

A vulnerability in the web-based management interface of Cisco Identity Services Engine ISE Software could allow an unauthenticated, remote attacker read tcpdump files generated on an affected device. The vulnerability is due an issue in the authentication logic of the web-based management...

Cisco NX-OS Software Virtualization Manager Command Injection Vulnerability

A vulnerability in a CLI command related to the virtualization manager VMAN in Cisco NX-OS Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying Linux operating system with root privileges. The vulnerability is due to insufficient validation of...

Cisco Industrial Network Director Configuration Data Information Disclosure Vulnerability

A vulnerability in the “plug-and-play” services component of Cisco Industrial Network Director IND could allow an unauthenticated, remote attacker to access sensitive information on an affected device. The vulnerability is due to improper access restrictions on the web-based management interface...

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 IOS XR Software Intermediate System-to-Intermediate System Denial of Service Vulnerability

A vulnerability in the implementation of the Intermediate System–to–Intermediate System IS–IS routing protocol functionality in Cisco IOS XR Software could allow an unauthenticated attacker who is in the same IS–IS area to cause a denial of service DoS condition. The vulnerability is due to...

Cisco RV110W, RV130W, and RV215W Routers Unauthenticated syslog File Access Vulnerability

A vulnerability in the web-based management interface of Cisco RV110W, RV130W, and RV215W Routers could allow an unauthenticated, remote attacker to access the syslog file on an affected device. The vulnerability is due to improper authorization of an HTTP request. An attacker could exploit this...

Cisco NX-OS Software CLI Command Injection Vulnerability (CVE-2019-1612)

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. The vulnerability is due to insufficient validation of arguments passed to certain CLI commands. An attacker coul...

Cisco Meeting Server Denial of Service Vulnerability

A vulnerability in Cisco Meeting Server could allow an authenticated, remote attacker to cause a partial denial of service DoS to Cisco Meetings application users who are paired with a Session Initiation Protocol SIP endpoint. The vulnerability is due to improper validation of coSpaces...

Cisco IOS XE Software Command Injection Vulnerabilities

Multiple vulnerabilities in the CLI parser of Cisco IOS XE Software could allow an authenticated, local attacker to execute commands on the underlying Linux shell of an affected device with root privileges. The vulnerabilities exist because the affected software improperly sanitizes command...

Cisco IOS and IOS XE Software TACACS+ Client Denial of Service Vulnerability

A vulnerability in the TACACS+ client subsystem 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 is due to improper handling of crafted TACACS+...

Cisco IOS and IOS XE Software Cisco Discovery Protocol Denial of Service Vulnerability

A vulnerability in the implementation of Cisco Discovery Protocol functionality in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to exhaust memory on an affected device, resulting in a denial of service DoS condition. The vulnerability is due to...

Cisco Prime Collaboration Provisioning SQL Injection Vulnerability

A vulnerability in the web framework code of Cisco Prime Collaboration Provisioning PCP could allow an unauthenticated, remote attacker to execute arbitrary SQL queries. The vulnerability is due to a lack of proper validation on user-supplied input in SQL queries. An attacker could exploit this...

Cisco Unified Communications Manager Cross-Site Scripting Vulnerability

A vulnerability in the web framework of the Cisco Unified Communications Manager Unified CM software could allow an authenticated, remote attacker to conduct a cross-site scripting XSS attack against the user of the web interface of the affected system. The vulnerability is due to insufficient...

Cisco IOS Software 802.1x Multiple-Authentication Port Authentication Bypass Vulnerability

A vulnerability in the 802.1x multiple-authentication multi-auth feature of Cisco IOS Software could allow an unauthenticated, adjacent attacker to bypass the authentication phase on an 802.1x multi-auth port. The vulnerability is due to a logic change error introduced into the code. An attacker...

Cisco IOS and IOS XE Software Bidirectional Forwarding Detection Denial of Service Vulnerability

A vulnerability in the Bidirectional Forwarding Detection BFD offload implementation of Cisco Catalyst 4500 Series Switches and Cisco Catalyst 4500-X Series Switches could allow an unauthenticated, remote attacker to cause a crash of the iosd process, causing a denial of service DoS condition. Th...

Cisco Jabber Client Framework for Windows and Mac Cross-Site Scripting Vulnerability

A vulnerability in Cisco Jabber Client Framework JCF could allow an authenticated, remote attacker to conduct a cross-site scripting XSS attack against a user of an affected device. The vulnerability is due to improper neutralization of input during web page generation. An attacker could exploit...

Cisco UCS Director and Cisco Integrated Management Controller Supervisor Cross-Site Request Forgery Vulnerability

A vulnerability in the web-based management interface of Cisco UCS Director Software and Cisco Integrated Management Controller IMC Supervisor Software could allow an unauthenticated, remote attacker to conduct a cross-site request forgery CSRF attack and perform arbitrary actions on an affected...

Cisco IOS Software and IOS XE Software TCP Packet Memory Leak Vulnerability

A vulnerability in the TCP input module of Cisco IOS and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak and eventual reload of the affected device. The vulnerability is due to improper handling of certain crafted packet sequences used in establishing ...

Buffer Overflow Vulnerabilities in the Cisco WebEx Player

The Cisco WebEx Recording Format WRF player contains four buffer overflow vulnerabilities and the Cisco Advanced Recording Format ARF player contains one buffer overflow vulnerability. In some cases, exploitation of the vulnerabilities could allow a remote attacker to execute arbitrary code on th...

Multiple Vulnerabilities in Cisco Firewall Services Module

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Cisco Unity Connection Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Unity Connection could allow an authenticated, 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 valida...

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 Small Business RV016, RV042, RV042G, RV082, RV320, and RV325 Routers Vulnerabilities

Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV016, RV042, RV042G, RV082, RV320, and RV325 Routers could allow a remote attacker to bypass authentication or execute arbitrary commands on the underlying operating system of an affected device. For more...

Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers Application Visibility and Control Denial of Service Vulnerability

A vulnerability in the Application Visibility and Control AVC-FNF 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 on an affected device. This vulnerability is due to...