CVE-2019-1839 – Cisco Remote PHY Device Software Command Injection Vulnerability

https://notcve.org/view.php?id=CVE-2019-1839

A vulnerability in Cisco Remote PHY Device Software could allow an authenticated, local attacker to execute commands on the underlying Linux shell of an affected device with root privileges. The vulnerability occurs because the affected software improperly sanitizes user-supplied input. An attacker who has valid administrator access to an affected device could exploit this vulnerability by supplying various CLI commands with crafted arguments. A successful exploit could allow the attacker to run arbitrary commands as the root user, allowing complete compromise of the system. Una vulnerabilidad en el software del dispositivo Cisco Remote PHY podría permitir que un atacante local autenticado ejecute comandos en el shell Linux subyacente de un dispositivo afectado con privilegios de root. • https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190821-rphy • CWE-20: Improper Input Validation CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') •