A vulnerability in the SIP inspection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a crash and reload of an affected device, resulting in a denial of service (DoS) condition.The vulnerability is due to a crash that occurs during a hash lookup for a SIP pinhole connection. An attacker could exploit this vulnerability by sending crafted SIP traffic through an affected device. A successful exploit could allow the attacker to cause a crash and reload of the affected device.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published: 2021-04-29T17:31:24.187869Z

Updated: 2024-09-16T17:08:30.210Z

Reserved: 2020-11-13T00:00:00

Link: CVE-2021-1501

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-04-29T18:15:09.463

Modified: 2023-11-07T03:28:27.190

Link: CVE-2021-1501

cve-icon Redhat

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