Vulnerability Details : 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 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.
Vulnerability category: Input validationDenial of service
CVE-2018-0156 is in the CISA Known Exploited Vulnerabilities Catalog
CISA vulnerability name:
Cisco IOS Software and Cisco IOS XE Software Smart Install Denial-of-Service Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA 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.
Notes:
https://nvd.nist.gov/vuln/detail/CVE-2018-0156
Added on
2022-03-03
Action due date
2022-03-17
Exploit prediction scoring system (EPSS) score for CVE-2018-0156
0.51%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 74 %
Percentile, the proportion of vulnerabilities that are scored at or less