CVE-2021-34736 – Cisco Integrated Management Controller GUI Denial of Service Vulnerability
https://notcve.org/view.php?id=CVE-2021-34736
A vulnerability in the web-based management interface of Cisco Integrated Management Controller (IMC) Software could allow an unauthenticated, remote attacker to cause the web-based management interface to unexpectedly restart. The vulnerability is due to insufficient input validation on the web-based management interface. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to cause the interface to restart, resulting in a denial of service (DoS) condition. Una vulnerabilidad en la interfaz de administración basada en web de Cisco Integrated Management Controller (IMC) Software podría permitir a un atacante remoto no autenticado causar el reinicio inesperado de la interfaz de administración basada en web. • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-imc-gui-dos-TZjrFyZh • CWE-20: Improper Input Validation •
CVE-2019-1880 – Cisco Unified Computing System BIOS Signature Bypass Vulnerability
https://notcve.org/view.php?id=CVE-2019-1880
A vulnerability in the BIOS upgrade utility of Cisco Unified Computing System (UCS) C-Series Rack Servers could allow an authenticated, local attacker to install compromised BIOS firmware on an affected device. The vulnerability is due to insufficient validation of the firmware image file. An attacker could exploit this vulnerability by executing the BIOS upgrade utility with a specific set of options. A successful exploit could allow the attacker to bypass the firmware signature-verification process and install compromised BIOS firmware on an affected device. Una vulnerabilidad en la utilidad de actualización del BIOS de rack servidores Unified Computing System (UCS) C-Series de Cisco, podría permitir a un atacante local autorizado instalar el firmware del BIOS comprometido en un dispositivo afectado. • http://www.securityfocus.com/bid/108680 https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190605-ucs-biossig-bypass • CWE-345: Insufficient Verification of Data Authenticity •