CVE-2018-0156
published 2018-03-28CVE-2018-0156: A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a…
high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
KEVITW
CISA Known Exploited Vulnerabilitydue 2022-03-17
Exploited in the wild
A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to improper validation of packet data. An attacker could exploit this vulnerability by sending a crafted packet to an affected device on TCP port 4786. Only Smart Install client switches are affected. Cisco devices that are configured as a Smart Install director are not affected by this vulnerability. Cisco Bug IDs: CSCvd40673.
Affected
5 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| cisco | ios | — | — |
| cisco | ios | — | — |
| cisco | ios_and_ios_xe | — | — |
| cisco | ios_xe | — | — |
| cisco | ios_xe | — | — |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
vulncheck7.5HIGH
cisa7.5HIGH