Input validation error in CompactLogix 1768-EWEB and 1756-EWEB - CVE-2018-19016

 

Input validation error in CompactLogix 1768-EWEB and 1756-EWEB - CVE-2018-19016

Published: February 6, 2019


Vulnerability identifier: #VU17384
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-19016
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Rockwell Automation
Affected software:
CompactLogix 1768-EWEB
1756-EWEB

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send a crafted UDP packet to the SNMP service and cause DoS condition to occur until the affected product is restarted.


How to mitigate CVE-2018-19016

Install updates from vendor's website.

Sources