Tracker / CVE-2021-1501
CVE-2021-1501
High 8.6
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.
Affected products and versions
| cisco | adaptive_security_appliance_software · 9.10 → 9.12.4.18 |
|---|---|
| cisco | adaptive_security_appliance_software · 9.13 → 9.13.1.21 |
| cisco | adaptive_security_appliance_software · 9.14 → 9.14.2.13 |
| cisco | adaptive_security_appliance_software · 9.15 → 9.15.1.15 |
| cisco | adaptive_security_appliance_software · 9.8 → 9.8.4.34 |
| cisco | adaptive_security_appliance_software · 9.9 → 9.9.2.85 |
| cisco | secure_firewall_threat_defense · 6.2.2 → 6.4.0.12 |
| cisco | secure_firewall_threat_defense · 6.5.0 → 6.6.4 |
| cisco | secure_firewall_threat_defense · 6.7.0 → 6.7.0.2 |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.