Vendor
Cisco
3,476 known vulnerabilities.
Products
1,160 results · Clear filters · Feed
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High 7.7
A vulnerability in the SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, rem…
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High 7.5
Cisco BroadWorks SIP Denial of Service Vulnerability
A vulnerability in the SIP processing subsystem of Cisco BroadWorks could allow an unauthenticated, remote attacker to halt the processing of incoming SIP requests, resulting in a denial of service (DoS) condition. This vulnerability is due to improper memory…
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High 8.4
Cisco SD-WAN vEdge Arbitrary File Creation Vulnerability
A vulnerability in the CLI of Cisco SD-WAN Software could allow an authenticated, local attacker to create or overwrite arbitrary files on an affected device, which could result in a denial of service (DoS) condition. The vulnerability is due to insuffic…
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High 8.6
Cisco Adaptive Security Appliance Software SSL/TLS Denial of Service Vulnerability
A vulnerability in the SSL/TLS handler of Cisco Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to cause the affected device to reload unexpectedly, leading to a denial of service (DoS) condition. The vulnerabil…
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High 7.5
Cisco SD-WAN vManage Directory Traversal Vulnerability
A vulnerability in the application data endpoints of Cisco SD-WAN vManage Software could allow an unauthenticated, remote attacker to gain access to sensitive information. The vulnerability is due to improper validation of directory traversal character s…
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High 7.8
Cisco SD-WAN vManage Privilege Escalation Vulnerability
A vulnerability in system file transfer functions of Cisco SD-WAN vManage Software could allow an authenticated, local attacker to gain escalated privileges on the underlying operating system. The vulnerability is due to improper validation of path input…
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High 7.4
Multiple Cisco Products SNORT Ethernet Frame Decoder Denial of Service Vulnerability
Multiple Cisco products are affected by a vulnerability in the Ethernet Frame Decoder of the Snort detection engine that could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper …
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High 8.1CVE-2022-20649 EPSS 12%
Cisco Redundancy Configuration Manager Debug Remote Code Execution Vulnerability
A vulnerability in Cisco RCM for Cisco StarOS Software could allow an unauthenticated, remote attacker to perform remote code execution on the application with root-level privileges in the context of the configured container. This vulnerability…
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High 8.8
A vulnerability in the implementation of the CLI on a device that is running ConfD could allow an authenticated, local …
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High 7.5
Multiple Cisco Products Snort Modbus Denial of Service Vulnerability
A vulnerability in the Modbus preprocessor of the Snort detection engine could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to an integer overflow while processing Modb…
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High 7.4
Cisco Expressway Series and Cisco TelePresence VCS Improper Certificate Validation Vulnerability
A vulnerability in the certificate validation of Cisco Expressway-C and Cisco TelePresence VCS could allow an unauthenticated, remote attacker to gain unauthorized access to sensitive data. The vulnerability is due to a lack of validation…
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High 7.4
Cisco Expressway Series and Cisco TelePresence VCS Cross-Site Request Forgery Vulnerability
A vulnerability in the REST API of Cisco Expressway Series and Cisco TelePresence VCS could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack on an affected system. This vulnerability is due to insuffici…
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High 8.6
Cisco BroadWorks Network Server TCP Denial of Service Vulnerability
A vulnerability in the local interface of Cisco BroadWorks Network Server could allow an unauthenticated, remote attacker to exhaust system resources, causing a denial of service (DoS) condition. This vulnerability exists because rate limiting does not occur …
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High 8.8
Cisco Nexus Dashboard Fabric Controller SQL Injection Vulnerability
A vulnerability in a REST API endpoint and web-based management interface of Cisco Nexus Dashboard Fabric Controller (NDFC) could allow an authenticated, remote attacker with read-only privileges to execute arbitrary SQL commands on an affected device. This v…
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High 7.5
Cisco Enterprise Chat and Email Denial of Service Vulnerability
A vulnerability in the External Agent Assignment Service (EAAS) feature of Cisco Enterprise Chat and Email (ECE) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to i…
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High 8.6
A vulnerability in the Remote Access VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepowe…
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High 8.6
A vulnerability in the TLS cryptography functionality of Cisco Adaptive Security Appliance (ASA) Software and Cisco Fir…
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High 8.6
A vulnerability in the Internet Key Exchange version 2 (IKEv2) protocol for VPN termination of Cisco Adaptive Security …
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High 7.7
A vulnerability in the Dynamic Access Policies (DAP) feature of Cisco Adaptive Security Appliance (ASA) Software and Ci…
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High 8.6
A vulnerability in the SSL VPN feature for Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat …
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High 8.6
Cisco Firepower Threat Defense Software Snort Firewall Denial of Service Vulnerability
A vulnerability in the TCP/IP traffic handling function of the Snort Detection Engine of Cisco Firepower Threat Defense (FTD) Software and Cisco FirePOWER Services could allow an unauthenticated, remote attacker to cause legitimate network traffic to be dropp…
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High 8.6
Cisco Firepower Threat Defense Software for Firepower 2100 Series TLS Denial of Service Vulnerability
A vulnerability in the TLS processing feature of Cisco Firepower Threat Defense (FTD) Software for Cisco Firepower 2100 Series could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerabili…
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High 8.6
Cisco Firepower Threat Defense Software for Cisco Firepower 2100 Series TCP UDP Snort 2 and Snort 2 Denial of Service Vulnerability
A vulnerability in the Snort 2 and Snort 3 TCP and UDP detection engine of Cisco Firepower Threat Defense (FTD) Software for Cisco Firepower 2100 Series Appliances could allow an unauthenticated, remote attacker to cause memory corruption, which could cause t…
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High 8.6
Cisco Adaptive Security Virtual Appliance and Secure Firewall Threat Defense Virtual SSL VPN Denial of Service Vulnerability
Update for September 16, 2026: The original 1.0 version of this advisory was specific to the Cisco Adaptive Security Virtual Appliance (ASAv) and Cisco Secure Firewall Threat Defense Virtual (FTDv) models. However, it was later found that this vulnerability a…
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High 7.7
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software SNMP Denial of Service Vulnerability
A vulnerability in the Simple Network Management Protocol (SNMP) feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to cause an unexpected reload of the d…
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High 8.2
Cisco ATA 190 Series Analog Telephone Adapter Software Vulnerabilities
A vulnerability in the web-based management interface of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an unauthenticated, remote attacker to view or delete the configuration or change the firmware on an affected device. This vulnerabilit…
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High 7.1
Cisco ATA 190 Series Analog Telephone Adapter Firmware Cross-Site Request Forgery Vulnerability
A vulnerability in the web-based management interface of Cisco ATA 190 Series Analog Telephone Adapter firmware could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack and perform arbitrary actions on an affected …
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High 8.6
Multiple vulnerabilities in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gat…
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High 8.6
Multiple vulnerabilities in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gat…
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High 8.6
Multiple vulnerabilities in the Cisco AnyConnect VPN server of Cisco Meraki MX and Cisco Meraki Z Series Teleworker Gat…
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High 8.8
Cisco Nexus Dashboard Fabric Controller Remote Code Execution Vulnerability
A vulnerability in Cisco Nexus Dashboard Fabric Controller (NDFC) could allow an authenticated, remote attacker with low privileges to execute arbitrary code on an affected device. This vulnerability is due to improper path validation. An attacker could explo…
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High 8.8
Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers Privilege Escalation Vulnerability
A vulnerability in the web-based management interface of Cisco Small Business RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers could allow an authenticated, remote attacker to elevate privileges on an affected device. This vulnerability exists be…
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High 8.6CVE-2024-20467 Public exploit
A vulnerability in the implementation of the IPv4 fragmentation reassembly code in Cisco IOS XE Software could allow an…
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High 8.6
A vulnerability in the Protocol Independent Multicast (PIM) feature of Cisco IOS XE Software could allow an unauthentic…
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High 8.6
A vulnerability in the DHCP Snooping feature of Cisco IOS XE Software on Software-Defined Access (SD-Access) fabric edg…
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High 8.1
A vulnerability in the web-based management interface of Cisco IOS XE Software could allow an unauthenticated, remote a…
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High 8.6
A vulnerability in the HTTP Server feature of Cisco IOS XE Software when the Telephony Service feature is enabled could…
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High 8.6
A vulnerability in the Resource Reservation Protocol (RSVP) feature of Cisco IOS Software and Cisco IOS XE Software cou…
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High 7.5
Cisco Catalyst Center Static SSH Host Key Vulnerability
A vulnerability in the SSH server of Cisco Catalyst Center, formerly Cisco DNA Center, could allow an unauthenticated, remote attacker to impersonate a Cisco Catalyst Center appliance. This vulnerability is due to the presence of a static SSH host key. An att…
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High 8.6
A vulnerability in the process that classifies traffic that is going to the Unified Threat Defense (UTD) component of C…