8.6
Élevée
CVE-2021-1501 A vulnerability in the SIP inspection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower…
Description
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.
Produits et versions touchés
| Produit | Versions touchées | Corrigé en |
|---|---|---|
| Cisco Adaptive Security Appliance (ASA) Software | Versions non publiées |
Autres CVE de Cisco Adaptive Security Appliance (ASA) Software
Les 161 CVE de Cisco Adaptive Security Appliance (ASA) Software →
CVE-2025-20363
A vulnerability in the web services of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software, Cisco Secure…
9.0
Critique
CVE-2025-20254
A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco Secure Firewall Adaptive Security…
5.8
Moyenne
CVE-2025-20263
A vulnerability in the web services interface of Cisco Secure Firewall Adaptive Security Appliance (ASA) Software and…
8.6
Élevée
CVE-2025-20253
A vulnerability in the IKEv2 feature of Cisco IOS Software, IOS XE Software, Secure Firewall ASA Software, and Secure…
8.6
Élevée