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High · 8.6 CVE-2021-34792 EUVD-2021-21442GHSA-6crr-3cm4-99qh

Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Resource Exhaustion Denial of Service Vulnerability

Published Oct 27, 2021 · Updated Nov 7, 2024 · Assigned by cisco

Description

A vulnerability in the memory management of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to improper resource management when connection rates are high. An attacker could exploit this vulnerability by opening a significant number of connections on an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

Affected products

VendorProductAffectedFixed
Cisco Cisco Adaptive Security Appliance (ASA) Software — —

References