CVE-2018-0240
Cisco Secure Firewall Threat Defense
Multiple vulnerabilities in the Application Layer Protocol Inspection feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service (DoS) condition. The vulnerabilities are due to logical errors during traffic inspection. An attacker could exploit these vulnerabilities by sending a high volume of malicious traffic across an affected device. An exploit could allow the attacker to cause a deadlock condition, resulting in a reload of an affected device. These vulnerabilities affect Cisco ASA Software and Cisco FTD Software configured for Application Layer Protocol Inspection running on the following Cisco products: 3000 Series Industrial Security Appliance (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 Appliance (ASAv), Firepower 2100 Series Security Appliance, Firepower 4100 Series Security Appliance, Firepower 9300 ASA Security Module, FTD Virtual (FTDv). Cisco Bug IDs: CSCve61540, CSCvh23085, CSCvh95456.
Exploitation status
- A vendor advisory or patch reference has been published.
What the metrics mean
- It is reachable over a network, without needing local access.
- For an attacker who can reach it, no special conditions are needed to exploit it.
- To exploit it, no account is needed.
- Beyond that, no action by a user is required.
Scoring
- CVSS
- 8.6 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H- Weakness
- CWE-399
- Assigned by
- psirt@cisco.com
Dates
- Published
- 2018-04-19
- Last modified
- 2026-08-11
- Sources
- NVD
Affected products
- Cisco Secure Firewall Threat Defense6.1.0 - 6.1.0.7, 6.2.0 - 6.2.0.5, 6.2.1 - 6.2.2.2
- Cisco Adaptive Security Appliance Software9.6.0.0 - 9.6.4.6, 9.7.0.0 - 9.7.1.24, 9.8.0.0 - 9.8.2.24, 9.9.0.0 - 9.9.1.4
- Cisco Adaptive Security Virtual Applianceall versions
- Cisco Firepower Threat Defense Virtualall versions
- Cisco 7604all versions
- Cisco 7606-Sall versions
- Cisco 7609-Sall versions
- Cisco 7613-Sall versions
- Cisco Asa-5505all versions
- Cisco Asa-5506-Xall versions
- Cisco Asa-5506h-Xall versions
- Cisco Asa-5512-Xall versions
As listed in the NVD configuration data. Not a statement about your estate.
References
- http://www.securityfocus.com/bid/103934
- http://www.securitytracker.com/id/1040722
- https://ics-cert.us-cert.gov/advisories/ICSA-18-184-01
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180418-asa_inspect
- http://www.securityfocus.com/bid/103934
- http://www.securitytracker.com/id/1040722
- https://ics-cert.us-cert.gov/advisories/ICSA-18-184-01
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180418-asa_inspect