CVE-2018-0472

A vulnerability in the IPsec driver code of multiple Cisco IOS XE Software platforms and the Cisco ASA 5500-X Series Adaptive Security Appliance (ASA) could allow an unauthenticated, remote attacker to cause the device to reload. The vulnerability is due to improper processing of malformed IPsec Authentication Header (AH) or Encapsulating Security Payload (ESP) packets. An attacker could exploit this vulnerability by sending malformed IPsec packets to be processed by an affected device. An exploit could allow the attacker to cause a reload of the affected device.

• CWE-20
• CWE-20

• http://www.securityfocus.com/bid/105418Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1041735Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1041737Third Party Advisory, VDB Entry
• https://ics-cert.us-cert.gov/advisories/ICSA-19-094-04
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-ipsecVendor Advisory
• http://www.securityfocus.com/bid/105418Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1041735Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1041737Third Party Advisory, VDB Entry
• https://ics-cert.us-cert.gov/advisories/ICSA-19-094-04
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180926-ipsecVendor Advisory

Published

Oct 5, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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