CVE-2018-0257 — Cisco IOS XE vulnerability
Severity
4.3MEDIUMNVD
EPSS
0.2%
top 54.27%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedApr 19
Latest updateMay 13
Description
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 …
CVSS vector
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LExploitability: 2.8 | Impact: 1.4
Affected Packages1 packages
🔴Vulnerability Details
2GHSA▶
GHSA-pgx5-6r92-gp92: A vulnerability in Cisco IOS XE Software running on Cisco cBR Series Converged Broadband Routers could allow an unauthenticated, adjacent attacker to↗2022-05-13
CVEList▶
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↗2018-04-19
📋Vendor Advisories
1Cisco▶
Cisco cBR Series Converged Broadband Routers High CPU Usage Denial of Service Vulnerability↗2018-04-18