Vulnerability Details : 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.
Published 2018-04-19 20:29:01
Updated 2019-10-09 23:31:35
Source Cisco Systems, Inc.
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2018-0257

Exploit prediction scoring system (EPSS) score for CVE-2018-0257

EPSS FAQ
0.09%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 39 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2018-0257

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
3.3
 LOW AV:A/AC:L/Au:N/C:N/I:N/A:P
6.5
2.9
 NIST
4.3
 MEDIUM CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
2.8
1.4
 NIST

CWE ids for CVE-2018-0257

  • Assigned by: ykramarz@cisco.com (Secondary)

References for CVE-2018-0257

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