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CVSS: 5.0EPSS: 7%CPEs: 138EXPL: 0

Multiple unspecified vulnerabilities in the Internet Key Exchange version 1 (IKEv1) implementation in multiple Cisco products allow remote attackers to cause a denial of service (device reset) via certain malformed IKE packets, as demonstrated by the PROTOS ISAKMP Test Suite for IKEv1. NOTE: due to the lack of details in the Cisco advisory, it is unclear which of CVE-2005-3666, CVE-2005-3667, and/or CVE-2005-3668 this issue applies to. • http://jvn.jp/niscc/NISCC-273756/index.html http://secunia.com/advisories/17553 http://securitytracker.com/id?1015198 http://securitytracker.com/id?1015199 http://securitytracker.com/id?1015200 http://securitytracker.com/id?1015201 http://securitytracker.com/id? •

CVSS: 5.0EPSS: 0%CPEs: 44EXPL: 1

Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid groupnames by sending an IKE Aggressive Mode packet with the groupname in the ID field, which generates a response if the groupname is valid, but does not generate a response for an invalid groupname. • http://www.nta-monitor.com/news/vpn-flaws/cisco/VPN-Concentrator/index.htm http://www.securityfocus.com/bid/13992 http://www.vupen.com/english/advisories/2005/0822 •

CVSS: 5.0EPSS: 0%CPEs: 45EXPL: 0

Cisco VPN 3000 series Concentrator running firmware 4.1.7.A and earlier allows remote attackers to cause a denial of service (device reload or drop user connection) via a crafted HTTPS packet. • http://secunia.com/advisories/14784 http://www.cisco.com/warp/public/707/cisco-sa-20050330-vpn3k.shtml http://www.securityfocus.com/bid/12948 https://exchange.xforce.ibmcloud.com/vulnerabilities/19903 •

CVSS: 5.0EPSS: 0%CPEs: 36EXPL: 0

Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 2.x.x through 3.6.7 allows remote attackers to cause a denial of service (reload) via a malformed SSH initialization packet. Concentradores de Cisco de la serie VPN 3000 y Cisco VPN 3002 Hardware Client 2.x.x hasta 3.6.7 permiten que atacantes remotos causen una denegación de servicio (recarga) mediante un paquete de inicialización SSH mal construído. • http://www.cisco.com/warp/public/707/cisco-sa-20030507-vpn3k.shtml http://www.kb.cert.org/vuls/id/317348 https://exchange.xforce.ibmcloud.com/vulnerabilities/11955 •

CVSS: 5.0EPSS: 0%CPEs: 31EXPL: 0

Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 2.x.x through 3.6.7A allow remote attackers to cause a denial of service (slowdown and possibly reload) via a flood of malformed ICMP packets. Concentradores de Cisco de la serie VPN 3000 y Cisco VPN 3002 Hardware Client 2.x.x hasta 3.6.7A permiten que atacantes remotos causen una denegación de servicio (ralentización y posiblemente recarga) mediante una inundación con paquetes ICMP mal construídos. • http://www.cisco.com/warp/public/707/cisco-sa-20030507-vpn3k.shtml http://www.kb.cert.org/vuls/id/221164 https://exchange.xforce.ibmcloud.com/vulnerabilities/11956 •