Back to KEVs

CVE-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...

Basic Information

CVE State
PUBLISHED
Reserved Date
November 27, 2017
Published Date
March 28, 2018
Last Updated
November 15, 2024
Vendor
n/a
Product
Cisco IOS and IOS XE
Description
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.

CVSS Scores

CVSS v3.1

7.5 - HIGH

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

SSVC Information

Exploitation
active
Automatable
Yes
Technical Impact
partial

Exploit Status

Exploited in the Wild
Yes (added 2022-03-03 00:00:00 UTC) Source

References

https://ics-cert.us-cert.gov/advisories/ICSA-18-107-04 https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180328-smi http://www.securitytracker.com/id/1040596 http://www.securityfocus.com/bid/103569 https://ics-cert.us-cert.gov/advisories/ICSA-18-107-05

Known Exploited Vulnerability Information

Source Added Date
CISA 2022-03-03 00:00:00 UTC