CVE-2018-14821high
New! CVE Severity Now Using CVSS v3
The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Description
Rockwell Automation RSLinx Classic Versions 4.00.01 and prior. This vulnerability may allow a remote, unauthenticated threat actor to intentionally send a malformed CIP packet to Port 44818, causing the RSLinx Classic application to terminate. The user will need to manually restart the software to regain functionality.
References
Details
Source: MITRE
Published: 2018-09-20
Updated: 2019-10-09
Type: CWE-119
Risk Information
CVSS v2
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
CVSS v3
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH
Vulnerable Software
Configuration 1
OR
cpe:2.3:a:rockwellautomation:rslinx:*:*:*:*:classic:*:*:* versions up to 4.00.01 (inclusive)
Tenable Plugins
| ID | Name | Product | Family | Severity |
|---|---|---|---|---|
| 500156 | Rockwellautomation Rslinx Improper Restriction of Operations within the Bounds of a Memory Buffer | Tenable.ot | SCADA | high |
| 720266 | Rockwell Automation RSLinx Classic <= 4.00.01 Multiple Vulnerabilities (ICSA-18-263-02) | Nessus Network Monitor | SCADA | critical |
| 117671 | Rockwell Automation RSLinx Classic <= 4.00.01 Multiple Vulnerabilities | Nessus | SCADA | critical |
| 720182 | Rockwell Automation RSLinx Classic <= 4.00.01 Malformed CIP Packet Termination (deprecated) | Nessus Network Monitor | SCADA | high |