Security Advisories, Responses and Notices
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- Cisco IOS Software on Cisco Industrial Ethernet Series Switches Access Control List Bypass Vulnerability 25/Sep/2024New
- Cisco IOS and IOS XE Software Resource Reservation Protocol Denial of Service Vulnerability 25/Sep/2024New
- Cisco IOS and IOS XE Software Web UI Cross-Site Request Forgery Vulnerability 25/Sep/2024New
- Cisco IOS and IOS XE Software SNMP Extended Named Access Control List Bypass Vulnerability 17/Apr/2024
- Cisco IOS and IOS XE Software Locator ID Separation Protocol Denial of Service Vulnerability 27/Mar/2024
- Cisco IOS and IOS XE Software Intermediate System-to-Intermediate System Denial of Service Vulnerability 27/Mar/2024
- Cisco IOS and IOS XE Software Internet Key Exchange Version 1 Fragmentation Denial of Service Vulnerabilities 27/Mar/2024
- Cisco IOS and IOS XE Software Cisco Group Encrypted Transport VPN Software Out-of-Bounds Write Vulnerability 27/Sep/2023
- Cisco IOS and IOS XE Software Command Authorization Bypass Vulnerability 27/Sep/2023
- Cisco IOS and IOS XE Software IPv6 DHCP (DHCPv6) Relay and Server Denial of Service Vulnerability 22/Mar/2023
- Cisco Adaptive Security Appliance Software, Firepower Threat Defense Software, IOS Software, and IOS XE Software IPv6 DHCP (DHCPv6) Client Denial of Service Vulnerability 22/Mar/2023
- Cisco IOS and IOS XE Software SSH Denial of Service Vulnerability 28/Sep/2022
- Cisco IOS and IOS XE Software Common Industrial Protocol Request Denial of Service Vulnerability 28/Sep/2022
- Cisco IOS and IOS XE Software Web Services Denial of Service Vulnerability 13/Apr/2022
- Cisco IOx Application Hosting Environment Vulnerabilities 13/Apr/2022
- Multiple Cisco Operating Systems Unidirectional Link Detection Denial of Service Vulnerability 22/Sep/2021
- Cisco IOS and IOS XE Software Link Layer Discovery Protocol Denial of Service Vulnerability 22/Sep/2021
- Cisco IOS and IOS XE Software IKEv2 AutoReconnect Feature Denial of Service Vulnerability 22/Sep/2021
- Cisco IOS and IOS XE Software TrustSec CLI Parser Denial of Service Vulnerability 22/Sep/2021
- Cisco IOS and IOS XE Software ARP Resource Management Exhaustion Denial of Service Vulnerability 24/Mar/2021
- Cisco IOS and IOS XE Software Privilege Escalation Vulnerability 24/Mar/2021
- Cisco IOS and IOS XE Software Common Industrial Protocol Privilege Escalation Vulnerability 24/Mar/2021
- Cisco IOS and IOS XE Software Information Disclosure Vulnerability 24/Sep/2020
- Cisco IOS Software for Cisco Industrial Routers Virtual-LPWA Unauthorized Access Vulnerability 24/Sep/2020
- Cisco IOS and IOS XE Software Split DNS Denial of Service Vulnerability 24/Sep/2020
- Cisco IOS and IOS XE Software PROFINET Link Layer Discovery Protocol Denial of Service Vulnerability 24/Sep/2020
- Cisco IOS and IOS XE Software PROFINET Denial of Service Vulnerability 24/Sep/2020
- Cisco IOS and IOS XE Software MP-BGP EVPN Denial of Service Vulnerability 24/Sep/2020
- Cisco IOS Software for Catalyst 2960-L Series Switches and Catalyst CDB-8P Switches 802.1X Authentication Bypass Vulnerability 03/Jun/2020
- Cisco IOS and IOS XE Software Common Industrial Protocol Denial of Service Vulnerabilities 03/Jun/2020
- Cisco IOS and IOS XE Software Secure Shell Denial of Service Vulnerability 03/Jun/2020
- Cisco IOS and IOS XE Software Tcl Arbitrary Code Execution Vulnerability 03/Jun/2020
- Cisco IOS and IOS XE Software Internet Key Exchange Version 2 Denial of Service Vulnerability 03/Jun/2020
- Cisco IOS, IOS XE, and NX-OS Software Security Group Tag Exchange Protocol Denial of Service Vulnerability 03/Jun/2020
- Cisco IOS and IOS XE Software Simple Network Management Protocol Denial of Service Vulnerability 03/Jun/2020
- Cisco IOS, IOS XE, IOS XR, and NX-OS Software One Platform Kit Remote Code Execution Vulnerability 03/Jun/2020
- Cisco IOS and Cisco IOS XE Software Web UI Cross-Site Request Forgery Vulnerability 13/Apr/2020
- Cisco IOx Application Environment Denial of Service Vulnerability 25/Sep/2019
- Cisco IOS and IOS XE Software Change of Authorization Denial of Service Vulnerability 25/Sep/2019
- Cisco IOS and IOS XE Software HTTP Client Information Disclosure Vulnerability 25/Sep/2019
- Cisco Catalyst 4000 Series Switches TCP Denial of Service Vulnerability 25/Sep/2019
- Cisco IOS and IOS XE Software Smart Call Home Certificate Validation Vulnerability 27/Mar/2019
- Cisco IOS and IOS XE Software Hot Standby Router Protocol Information Leak Vulnerability 27/Mar/2019
- Cisco IOS and IOS XE Software Cluster Management Protocol Denial of Service Vulnerability 27/Mar/2019
- Cisco IOS and IOS XE Software IP Service Level Agreement Denial of Service Vulnerability 27/Mar/2019
- Cisco IOS and IOS XE Software Network Plug-and-Play Agent Certificate Validation Vulnerability 27/Mar/2019
- Cisco IOS and IOS XE Software TCP Denial of Service Vulnerability 09/Jan/2019
- Cisco IOS and IOS XE Software TACACS+ Client Denial of Service Vulnerability 26/Sep/2018
- Cisco IOS and IOS XE Software VLAN Trunking Protocol Denial of Service Vulnerability 26/Sep/2018
- Cisco IOS and IOS XE Software Plug and Play Agent Memory Leak Vulnerability 26/Sep/2018
- Cisco IOS and IOS XE Software Cisco Discovery Protocol Denial of Service Vulnerability 26/Sep/2018
- Cisco IOS and IOS XE Software Cluster Management Protocol Denial of Service Vulnerability 26/Sep/2018
- Cisco IOS and IOS XE Software OSPFv3 Denial of Service Vulnerability 26/Sep/2018
- Cisco IOS and IOS XE Software IPv6 Hop-by-Hop Options Denial of Service Vulnerability 26/Sep/2018
- Cisco IOS Software Precision Time Protocol Denial of Service Vulnerability 26/Sep/2018
- Cisco IOS and IOS XE Software DHCP Version 4 Relay Denial of Service Vulnerability 28/Mar/2018
- Cisco IOS and IOS XE Software DHCP Version 4 Relay Reply Denial of Service Vulnerability 28/Mar/2018
- Cisco IOS and IOS XE Software DHCP Version 4 Relay Heap Overflow Denial of Service Vulnerability 28/Mar/2018
- Cisco IOS and IOS XE Software Internet Key Exchange Version 1 Denial of Service Vulnerability 28/Mar/2018
- Cisco IOS, IOS XE, and IOS XR Software Link Layer Discovery Protocol Buffer Overflow Vulnerabilities 28/Mar/2018
- Cisco IOS Software Simple Network Management Protocol GET MIB Object ID Denial of Service Vulnerability 28/Mar/2018
- Cisco IOS and IOS XE Software Internet Key Exchange Memory Leak Vulnerability 28/Mar/2018
- Cisco IOS and IOS XE Software Smart Install Denial of Service Vulnerability 28/Mar/2018
- Cisco IOS and IOS XE Software Bidirectional Forwarding Detection Denial of Service Vulnerability 28/Mar/2018
- Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability 28/Mar/2018
- Cisco IOS and IOS XE Software Internet Key Exchange Denial of Service Vulnerability 27/Sep/2017
- Cisco IOS and IOS XE Software Plug-and-Play PKI API Certificate Validation Vulnerability 27/Sep/2017
- Cisco IOS Software Common Industrial Protocol Request Denial of Service Vulnerabilities 27/Sep/2017
- Cisco IOS Software for Cisco Industrial Ethernet Switches PROFINET Denial of Service Vulnerability 27/Sep/2017
- Cisco IOS Software for Cisco Integrated Services Routers Generation 2 Denial of Service Vulnerability 27/Sep/2017
- Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability 27/Sep/2017
- Cisco IOS Software Network Address Translation Denial of Service Vulnerability 27/Sep/2017
- Multiple Cisco Products OSPF LSA Manipulation Vulnerability 27/Jul/2017
- Cisco IOS and IOS XE Software Autonomic Control Plane Channel Information Disclosure Vulnerability 26/Jul/2017
- Cisco IOS and IOS XE Software Autonomic Networking Infrastructure Denial of Service Vulnerability 26/Jul/2017
- SNMP Remote Code Execution Vulnerabilities in Cisco IOS and IOS XE Software 29/Jun/2017
- Cisco IOS and IOS XE Software EnergyWise Denial of Service Vulnerabilities 19/Apr/2017
- Cisco IOS and IOS XE Software Layer 2 Tunneling Protocol Denial of Service Vulnerability 22/Mar/2017
- Cisco IOS and IOS XE Software DHCP Client Denial of Service Vulnerability 22/Mar/2017
- Cisco IOS and IOS XE Software Autonomic Networking Infrastructure Registrar Denial of Service Vulnerability 20/Mar/2017
- Cisco IOS and IOS XE Software IPv6 Denial of Service Vulnerability 20/Mar/2017
- Cisco IOS and IOS XE Software Cluster Management Protocol Remote Code Execution Vulnerability 17/Mar/2017
- Cisco IOS and IOS XE Software Smart Install Memory Leak Vulnerability 28/Sep/2016
- Cisco IOS and IOS XE Software Multicast Routing Denial of Service Vulnerabilities 28/Sep/2016
- Cisco IOS and IOS XE Software DNS Forwarder Denial of Service Vulnerability 28/Sep/2016
- Cisco IOS Software Common Industrial Protocol Request Denial of Service Vulnerability 28/Sep/2016
- Cisco IOS and IOS XE Software AAA Login Denial of Service Vulnerability 28/Sep/2016
- Cisco IOS and IOS XE Software Internet Key Exchange Version 1 Fragmentation Denial of Service Vulnerability 28/Sep/2016
- IKEv1 Information Disclosure Vulnerability in Multiple Cisco Products 16/Sep/2016
- Cisco IOS and IOS XE Software Crafted Network Time Protocol Packets Denial of Service Vulnerability 04/Aug/2016
- Cisco Products IPv6 Neighbor Discovery Crafted Packet Denial of Service Vulnerability 25/May/2016
- Cisco IOS and IOS XE Software Internet Key Exchange Version 2 Fragmentation Denial of Service Vulnerability 23/Mar/2016
- Cisco IOS and IOS XE Software DHCPv6 Relay Denial of Service Vulnerability 23/Mar/2016
- Cisco IOS and IOS XE Software Smart Install Denial of Service Vulnerability 23/Mar/2016
- OpenSSL RSA Temporary Key Cryptographic Downgrade Vulnerability 08/Oct/2015
- Cisco IOS XE Cisco Discovery Protocol Packet Processing Denial of Service Vulnerability 08/Oct/2015
- Cisco IOS and IOS XE Software SSH Version 2 RSA-Based User Authentication Bypass Vulnerability 23/Sep/2015
- Cisco IOS and IOS XE Software IPv6 First Hop Security Denial of Service Vulnerabilities 23/Sep/2015
- Cisco IOS Software DHCP Denial of Service Vulnerability 10/Jul/2015
- Cisco IOS Software Network Address Translation Vulnerabilities 10/Jul/2015
- Cisco IOS Software RSVP Vulnerability 10/Jul/2015
- Multiple Vulnerabilities in ntpd (April 2015) Affecting Cisco Products 08/Apr/2015
- Multiple Vulnerabilities in Cisco IOS Software Common Industrial Protocol 05/Apr/2015
- Cisco IOS Software and IOS XE Software Internet Key Exchange Version 2 Denial of Service Vulnerabilities 25/Mar/2015
- Cisco IOS Software and IOS XE Software mDNS Gateway Denial of Service Vulnerability 25/Mar/2015
- Cisco IOS Software and IOS XE Software TCP Packet Memory Leak Vulnerability 25/Mar/2015
- Cisco IOS Software Virtual Routing and Forwarding ICMP Queue Wedge Vulnerability 25/Mar/2015
- Multiple Vulnerabilities in OpenSSL (January 2015) Affecting Cisco Products 10/Mar/2015
- Cisco IOS Software Network Address Translation Vulnerabilities 09/Nov/2014
- Cisco IOS Software Crafted IPv6 Packet Denial of Service Vulnerability 09/Nov/2014
- Cisco IOS Software Internet Key Exchange Version 2 Denial of Service Vulnerability 09/Nov/2014
- Cisco IOS Software Network Address Translation Denial of Service Vulnerability 24/Sep/2014
- Multiple Vulnerabilities in Cisco IOS Software Multicast Domain Name System 24/Sep/2014
- Cisco IOS Software and Cisco IOS XE Software EnergyWise Crafted Packet Denial of Service Vulnerability 06/Aug/2014
- Multiple Vulnerabilities in OpenSSL Affecting Cisco Products 03/Jul/2014
- Cisco IOS Software DHCP Version 6 Server Denial of Service Vulnerability 31/May/2014
- Cisco IOS Software Queue Wedge Denial of Service Vulnerability 31/May/2014
- Cisco IOS Software Resource Reservation Protocol Interface Queue Wedge Vulnerability 31/May/2014