4.3

CVE-2018-0257

A vulnerability in Cisco IOS XE Software running on Cisco cBR Series Converged Broadband Routers could allow an unauthenticated, adjacent attacker to cause high CPU usage on an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to the incorrect handling of certain DHCP packets. An attacker could exploit this vulnerability by sending certain DHCP packets to a specific segment of an affected device. A successful exploit could allow the attacker to increase CPU usage on the affected device and cause a DoS condition. Cisco Bug IDs: CSCvg73687.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Cisco ≫ Ios Xe Version >= 3.18 <= 3.18.4
Cisco ≫ Ios Xe Version >= 16.6 <= 16.6.3
Cisco ≫ Ios Xe Version > 16.7 <= 16.7.2
Cisco ≫ Ios Xe Version 15.6(2)sp
Cisco ≫ Ios Xe Version 16.4
Cisco ≫ Ios Xe Version 16.5
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.8% 0.519
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 4.3 2.8 1.4
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
NIST 3.3 6.5 2.9
AV:A/AC:L/Au:N/C:N/I:N/A:P
Es wurden noch keine Informationen zu CWE veröffentlicht.
http://www.securityfocus.com/bid/103948
Third Party Advisory
VDB Entry
http://www.securitytracker.com/id/1040716
Third Party Advisory
VDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180418-cbr8
Vendor Advisory