Rockwell Automation RSLinx Classic ENGINE.dll Stack Buffer Overflow

critical Nessus Plugin ID 119265

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Synopsis

A SCADA application running on the remote host is affected by a remote code execution vulnerability.

Description

The RSLinx Classic running on the remote host is affected by a remote code execution vulnerability due to a stack buffer overflow condition when handling an EtherNet/IP message received on TCP port 44818. An unauthenticated, remote attacker can exploit this issue, via a specially crafted message, to execute arbitrary code.

Note that RSLinx Classic is reportedly affected by additional vulnerabilities; however, this plugin has not tested for these.

Solution

Patches are available for versions 4.00.01, 3.90.01, 3.81, 3.80, 3.74, and 3.60. See vendor Knowledgebase Article ID 1075712 for more details.

Plugin Details

Severity: Critical

ID: 119265

File Name: scada_rslinx_classic_cve-2018-14829.nbin

Version: 1.43

Type: remote

Family: SCADA

Published: 11/28/2018

Updated: 3/19/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2018-14829

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:rockwellautomation:rslinx_classic

Required KB Items: SCADA/ethernetip/cip/tcp/identity/vendorname, SCADA/ethernetip/cip/tcp/identity/name

Exploit Ease: No known exploits are available

Patch Publication Date: 9/20/2018

Vulnerability Publication Date: 9/20/2018

Reference Information

CVE: CVE-2018-14829

ICSA: 18-263-02

TRA: TRA-2018-26

Detections

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