CVE-2018-0158
CVE-2018-0158
En resumen
Un fallo en el módulo IKEv2 de Cisco IOS e IOS XE permite que atacantes causen caídas o bloqueos de dispositivos enviando paquetes especialmente crafted, interrumpiendo servicios de red.
Detalle técnico
La vulnerabilidad existe en el procesamiento de paquetes IKEv2 debido a validación inadecuada de entrada (CWE-20). Un atacante remoto no autenticado puede provocar fuga de memoria o reinicio del dispositivo enviando paquetes IKEv2 malformados, resultando en denegación de servicio. El dispositivo afectado consume continuamente memoria hasta fallar.
Resumen generado y traducido por IA a partir de la descripción oficial.
A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak or a reload of an affected device that leads to a denial of service (DoS) condition. The vulnerability is due to incorrect processing of certain IKEv2 packets. An attacker could exploit this vulnerability by sending crafted IKEv2 packets to an affected device to be processed. A successful exploit could cause an affected device to continuously consume memory and eventually reload, resulting in a DoS condition. Cisco Bug IDs: CSCvf22394.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Productos afectados
n/a · Cisco IOS and IOS XE¿Quieres saber si tu infraestructura está expuesta a esto?
Hablar con TrueHacking →Referencias
https://ics-cert.us-cert.gov/advisories/ICSA-18-107-03https://ics-cert.us-cert.gov/advisories/ICSA-18-107-04https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-ikehttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-0158http://www.securityfocus.com/bid/103566http://www.securitytracker.com/id/1040595