CVE-2021-1501
Assigner: cisco
Published: 2021-04-28T00:00:00
State: PUBLISHED
affected: product: Cisco Adaptive Security Appliance (ASA) Software 
vendor: Cisco
versions: status: affected
version: n/a
datePublic: 2021-04-28T00:00:00
descriptions: value: 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.
exploits: value: The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory. 
metrics: cvssV3_1: attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 8.6
baseSeverity: HIGH
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: CHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
version: 3.1
problemTypes: descriptions: cweId: CWE-613
description: CWE-613
type: CWE
source: advisory: cisco-sa-asa-ftd-sipdos-GGwmMerC
defect: CSCvw26544
discovery: INTERNAL
title: Cisco Adaptive Security Appliance Software and Cisco Firepower Threat Defense Software SIP Denial of Service Vulnerability