Vulnerabilities > CVE-2019-6553 - Out-of-bounds Write vulnerability in Rockwellautomation Rslinx

CVSS 9.8 - CRITICAL

Attack vector

NETWORK

Attack complexity

LOW

Privileges required

NONE

Confidentiality impact

HIGH

Integrity impact

HIGH

Availability impact

HIGH

network

low complexity

rockwellautomation

CWE-787

critical

NVD

Published: 2019-04-04

Updated: 2020-10-06

Summary

A vulnerability was found in Rockwell Automation RSLinx Classic versions 4.10.00 and prior. An input validation issue in a .dll file of RSLinx Classic where the data in a Forward Open service request is passed to a fixed size buffer, allowing an attacker to exploit a stack-based buffer overflow condition.

Vulnerable Configurations

Part	Description	Count
Application	Rockwellautomation Rockwellautomation Rslinx 2.10.18 Rockwellautomation Rslinx 2.20.02 Rockwellautomation Rslinx 2.43.01 Rockwellautomation Rslinx 2.50.00 Rockwellautomation Rslinx 2.51.00 Rockwellautomation Rslinx 2.52.00 Rockwellautomation Rslinx 2.53.00 Rockwellautomation Rslinx 2.54.00 Rockwellautomation Rslinx 2.55.00 Rockwellautomation Rslinx 2.56.00 Rockwellautomation Rslinx 2.57.00 Rockwellautomation Rslinx 2.57.00.14 Rockwellautomation Rslinx 2.58.00 Rockwellautomation Rslinx 2.59.02 Rockwellautomation Rslinx 3.51.01 Rockwellautomation Rslinx 3.60.00 Rockwellautomation Rslinx 3.61.00 Rockwellautomation Rslinx 3.70.00 Rockwellautomation Rslinx 3.71.00 Rockwellautomation Rslinx 3.73.00 Rockwellautomation Rslinx 3.74.00 Rockwellautomation Rslinx 3.80.00 Rockwellautomation Rslinx 3.81.00 Rockwellautomation Rslinx 3.90.00 Rockwellautomation Rslinx 3.90.01 Rockwellautomation Rslinx 4.00.01 Rockwellautomation Rslinx 4.10.00	27

Common Weakness Enumeration (CWE)

CWE-787 - Out-of-bounds Write

References

https://ics-cert.us-cert.gov/advisories/ICSA-19-064-01