Archived Content
In an effort to keep CISA.gov current, the archive contains outdated information that may not reflect current policy or programs.Cisco Releases Security Updates
Last Revised
Cisco has released updates to address vulnerabilities affecting multiple products. A remote attacker could exploit some of these vulnerabilities to take control of an affected system.
NCCIC/US-CERT encourages users and administrators to review the following Cisco Security Advisories and apply the necessary updates:
- Cisco IOS XE Software Static Credential Vulnerability cisco-sa-20180328-xesc
- Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability cisco-sa-20180328-smi2
- Cisco IOS and IOS XE Software Quality of Service Remote Code Execution Vulnerability cisco-sa-20180328-qos
- Cisco IOS XE Software Web UI Remote Access Privilege Escalation Vulnerability cisco-sa-20180328-xepriv
- Cisco IOS XE Software Simple Network Management Protocol Double-Free Denial of Service Vulnerability cisco-sa-20180328-snmp-dos
- Cisco IOS Software Simple Network Management Protocol GET MIB Object ID Denial of Service Vulnerability cisco-sa-20180328-snmp
- Cisco IOS and IOS XE Software Smart Install Denial of Service Vulnerability cisco-sa-20180328-smi
- Cisco IOS XE Software User EXEC Mode Root Shell Access Vulnerabilities cisco-sa-20180328-privesc1
- Cisco IOS XE Software with Cisco Umbrella Integration Denial of Service Vulnerability cisco-sa-20180328-opendns-dos
- Cisco IOS, IOS XE, and IOS XR Software Link Layer Discovery Protocol Buffer Overflow Vulnerabilities cisco-sa-20180328-lldp
- Cisco IOS XE Software for Cisco Catalyst Switches IPv4 Denial of Service Vulnerability cisco-sa-20180328-ipv4
- Cisco IOS and IOS XE Software Internet Key Exchange Version 1 Denial of Service Vulnerability cisco-sa-20180328-ike-dos
- Cisco IOS and IOS XE Software Internet Key Exchange Memory Leak Vulnerability cisco-sa-20180328-ike
- Cisco IOS XE Software Internet Group Management Protocol Memory Leak Vulnerability cisco-sa-20180328-igmp
- Cisco IOS XE Software Zone-Based Firewall IP Fragmentation Denial of Service Vulnerability cisco-sa-20180328-fwip
- Cisco IOS Software Integrated Services Module for VPN Denial of Service Vulnerability cisco-sa-20180328-dos
- Cisco IOS and IOS XE Software DHCP Version 4 Relay Denial of Service Vulnerability cisco-sa-20180328-dhcpr3
- Cisco IOS and IOS XE Software DHCP Version 4 Relay Reply Denial of Service Vulnerability cisco-sa-20180328-dhcpr2
- Cisco IOS and IOS XE Software DHCP Version 4 Relay Heap Overflow Denial of Service Vulnerability cisco-sa-20180328-dhcpr1
- Cisco IOS and IOS XE Software Bidirectional Forwarding Detection Denial of Service Vulnerability cisco-sa-20180328-bfd
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