CVE-2021-1501
published 2021-04-29CVE-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…
high7.5CVSS 3.1
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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
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| cisco | adaptive_security_appliance | — | — |
| cisco | adaptive_security_appliance_software | >= 9.10 < 9.12.4.18 | 9.12.4.18 |
| cisco | adaptive_security_appliance_software | >= 9.13 < 9.13.1.21 | 9.13.1.21 |
| cisco | adaptive_security_appliance_software | >= 9.14 < 9.14.2.13 | 9.14.2.13 |
| cisco | adaptive_security_appliance_software | >= 9.15 < 9.15.1.15 | 9.15.1.15 |
| cisco | adaptive_security_appliance_software | >= 9.8 < 9.8.4.34 | 9.8.4.34 |
| cisco | adaptive_security_appliance_software | >= 9.9 < 9.9.2.85 | 9.9.2.85 |
| cisco | cisco_adaptive_security_appliance_software | — | — |
| cisco | firepower_threat_defense | >= 6.2.2 < 6.4.0.12 | 6.4.0.12 |
| cisco | firepower_threat_defense | >= 6.5.0 < 6.6.4 | 6.6.4 |
| cisco | firepower_threat_defense | >= 6.7.0 < 6.7.0.2 | 6.7.0.2 |