CVE Catalog

CVE-2017-12246

High
Published: Translated: NVD NIST

Summary

A vulnerability in the implementation of the direct authentication feature in Cisco Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to cause an affected device to unexpectedly reload, resulting in a denial of service (DoS) condition. The vulnerability is due to incomplete input validation of the HTTP header.

Risk Assessment

An attacker could exploit this vulnerability to trigger a device reload, potentially leading to service availability interruptions. This poses a significant risk to organizations relying on these devices in their infrastructure.

Recommendation

It is recommended to update Cisco ASA software to the latest version to mitigate this vulnerability. Additionally, implementing appropriate security measures to restrict device access to authorized users is advisable.

Related vulnerabilities

Original NVD description (English source)

A vulnerability in the implementation of the direct authentication feature in Cisco Adaptive Security Appliance (ASA) Software could allow an unauthenticated, remote attacker to cause an affected device to unexpectedly reload, resulting in a denial of service (DoS) condition. The vulnerability is due to incomplete input validation of the HTTP header. An attacker could exploit this vulnerability by sending a crafted HTTP request to the local IP address of an affected device. A successful exploit could allow the attacker to cause the affected device to reload. This vulnerability affects Cisco Adaptive Security Appliance (ASA) Software that is running on the following Cisco products: 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, ASA 1000V Cloud Firewall, Adaptive Security Virtual Appliance (ASAv), Firepower 4110 Security Appliance, Firepower 9300 ASA Secu

Vulnerability data from NVD (NIST) · CISA KEV · EPSS