CVE-2021-1501

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.

Link	Resource
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-sipdos-GGwmMerC	Vendor Advisory

Configuration 1

cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* cpe:2.3:a:cisco:adaptive_security_appliance:*:*:*:*:*:*:*:* cpe:2.3:a:cisco:adaptive_security_appliance:*:*:*:*:*:*:*:* cpe:2.3:a:cisco:adaptive_security_appliance:*:*:*:*:*:*:*:* cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* cpe:2.3:a:cisco:adaptive_security_appliance:*:*:*:*:*:*:*:* cpe:2.3:a:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* cpe:2.3:a:cisco:adaptive_security_appliance:*:*:*:*:*:*:*:* cpe:2.3:a:cisco:adaptive_security_appliance:*:*:*:*:*:*:*:*

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Published : 2021-04-29 06:15

Updated : 2022-10-21 07:43

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NVD link : CVE-2021-1501

Mitre link : CVE-2021-1501

Adaptive Security Appliance

Cisco

NVD-CWE-noinfo