CVE-2018-0228
Vulnerability from cvelistv5
Published
2018-04-19 20:00
Modified
2024-11-29 15:18
Severity ?
Summary
A vulnerability in the ingress flow creation functionality of Cisco Adaptive Security Appliance (ASA) could allow an unauthenticated, remote attacker to cause the CPU to increase upwards of 100% utilization, causing a denial of service (DoS) condition on an affected system. The vulnerability is due to incorrect handling of an internal software lock that could prevent other system processes from getting CPU cycles, causing a high CPU condition. An attacker could exploit this vulnerability by sending a steady stream of malicious IP packets that can cause connections to be created on the targeted device. A successful exploit could allow the attacker to exhaust CPU resources, resulting in a DoS condition during which traffic through the device could be delayed. This vulnerability applies to either IPv4 or IPv6 ingress traffic. This vulnerability affects Cisco Adaptive Security Appliance (ASA) and Firepower Threat Defense (FTD) Software that is running on the following Cisco products: 3000 Series Industrial Security Appliances (ISA), ASA 5500 Series Adaptive Security Appliances, ASA 5500-X Series Next-Generation Firewalls, ASA Services Module for Cisco Catalyst 6500 Series Switches and Cisco 7600 Series Routers, Adaptive Security Virtual Appliances (ASAv), Firepower 2100 Series Security Appliances, Firepower 4110 Security Appliances, Firepower 9300 ASA Security Modules. Cisco Bug IDs: CSCvf63718.
References
ykramarz@cisco.comhttp://www.securityfocus.com/bid/104220Third Party Advisory, VDB Entry
ykramarz@cisco.comhttp://www.securitytracker.com/id/1040724Third Party Advisory, VDB Entry
ykramarz@cisco.comhttps://ics-cert.us-cert.gov/advisories/ICSA-18-184-01Third Party Advisory, US Government Resource
ykramarz@cisco.comhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180418-asa2Mitigation, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/104220Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1040724Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://ics-cert.us-cert.gov/advisories/ICSA-18-184-01Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180418-asa2Mitigation, Vendor Advisory
Impacted products
Vendor Product Version
Show details on NVD website

To clipboard 

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Si se explota esta vulnerabilidad con \u00e9xito, el atacante podr\u00eda agota los recursos de la CPU, lo que resultar\u00eda en una condici\u00f3n de denegaci\u00f3n de servicio (DoS) durante la cual el tr\u00e1fico del dispositivo podr\u00eda retrasarse. Esta vulnerabilidad aplica al tr\u00e1fico de entrada IPv4 o IPv6. Esta vulnerabilidad afecta a las versiones de Cisco Adaptive Security Appliance (ASA) y Firepower Threat Defense (FTD) Software que se ejecutan en los siguientes productos de Cisco: 3000 Series Industrial Security Appliances (ISA), ASA 5500 Series Adaptive Security Appliances, ASA 5500-X Series Next-Generation Firewalls, ASA Services Module for Cisco Catalyst 6500 Series Switches and Cisco 7600 Series Routers, Adaptive Security Virtual Appliances (ASAv), Firepower 2100 Series Security Appliances, Firepower 4110 Security Appliances y Firepower 9300 ASA Security Modules. Cisco Bug IDs: 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}


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