CVE-2020-3196

Summary

CVECVE-2020-3196
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-05-06 17:15:00 UTC
Updated2023-08-16 16:17:00 UTC
DescriptionA vulnerability in the Secure Sockets Layer (SSL)/Transport Layer Security (TLS) handler of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to exhaust memory resources on the affected device, leading to a denial of service (DoS) condition. The vulnerability is due to improper resource management for inbound SSL/TLS connections. An attacker could exploit this vulnerability by establishing multiple SSL/TLS connections with specific conditions to the affected device. A successful exploit could allow the attacker to exhaust the memory on the affected device, causing the device to stop accepting new SSL/TLS connections and resulting in a DoS condition for services on the device that process SSL/TLS traffic. Manual intervention is required to recover an affected device.

Risk And Classification

Problem Types: CWE-400

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Cisco Adaptive Security Appliance All All All All
Application Cisco Adaptive Security Appliance All All All All
Operating System Cisco Adaptive Security Appliance Software All All All All
Hardware Cisco Asa 5505 - All All All
Hardware Cisco Asa 5505 - All All All
Operating System Cisco Asa 5505 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5505 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5505 Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5505 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5505 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5505 Firmware 9.8\(4.18\) All All All
Hardware Cisco Asa 5510 - All All All
Hardware Cisco Asa 5510 - All All All
Operating System Cisco Asa 5510 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5510 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5510 Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5510 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5510 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5510 Firmware 9.8\(4.18\) All All All
Hardware Cisco Asa 5512-x - All All All
Hardware Cisco Asa 5512-x - All All All
Operating System Cisco Asa 5512-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5512-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5512-x Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5512-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5512-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5512-x Firmware 9.8\(4.18\) All All All
Hardware Cisco Asa 5515-x - All All All
Hardware Cisco Asa 5515-x - All All All
Operating System Cisco Asa 5515-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5515-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5515-x Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5515-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5515-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5515-x Firmware 9.8\(4.18\) All All All
Hardware Cisco Asa 5520 - All All All
Hardware Cisco Asa 5520 - All All All
Operating System Cisco Asa 5520 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5520 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5520 Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5520 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5520 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5520 Firmware 9.8\(4.18\) All All All
Hardware Cisco Asa 5525-x - All All All
Hardware Cisco Asa 5525-x - All All All
Operating System Cisco Asa 5525-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5525-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5525-x Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5525-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5525-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5525-x Firmware 9.8\(4.18\) All All All
Hardware Cisco Asa 5540 - All All All
Hardware Cisco Asa 5540 - All All All
Operating System Cisco Asa 5540 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5540 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5540 Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5540 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5540 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5540 Firmware 9.8\(4.18\) All All All
Hardware Cisco Asa 5545-x - All All All
Hardware Cisco Asa 5545-x - All All All
Operating System Cisco Asa 5545-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5545-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5545-x Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5545-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5545-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5545-x Firmware 9.8\(4.18\) All All All
Hardware Cisco Asa 5550 - All All All
Hardware Cisco Asa 5550 - All All All
Operating System Cisco Asa 5550 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5550 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5550 Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5550 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5550 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5550 Firmware 9.8\(4.18\) All All All
Hardware Cisco Asa 5555-x - All All All
Hardware Cisco Asa 5555-x - All All All
Operating System Cisco Asa 5555-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5555-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5555-x Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5555-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5555-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5555-x Firmware 9.8\(4.18\) All All All
Hardware Cisco Asa 5580 - All All All
Hardware Cisco Asa 5580 - All All All
Operating System Cisco Asa 5580 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5580 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5580 Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5580 Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5580 Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5580 Firmware 9.8\(4.18\) All All All
Hardware Cisco Asa 5585-x - All All All
Hardware Cisco Asa 5585-x - All All All
Operating System Cisco Asa 5585-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5585-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5585-x Firmware 9.8\(4.18\) All All All
Operating System Cisco Asa 5585-x Firmware 100.13\(0\) All All All
Operating System Cisco Asa 5585-x Firmware 9.4\(4\) All All All
Operating System Cisco Asa 5585-x Firmware 9.8\(4.18\) All All All
Application Cisco Firepower Threat Defense All All All All
Application Cisco Firepower Threat Defense All All All All

References

ReferenceSourceLinkTags
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software SSL/TLS Denial of Service Vulnerability CISCO tools.cisco.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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