ABB RTU500 Series Cross-site Scripting (CVE-2023-5769)

medium Tenable OT Security Plugin ID 501839


The remote OT asset is affected by a vulnerability.


A vulnerability exists in the webserver that affects the RTU500 series product versions listed below. A malicious actor could perform cross- site scripting on the webserver due to user input being improperly sanitized.

This plugin only works with Tenable.ot.
Please visit for more information.


Refer to the vendor advisory.

See Also

Plugin Details

Severity: Medium

ID: 501839

Version: 1.3

Type: remote

Family: Tenable.ot

Published: 12/19/2023

Updated: 12/21/2023

Supported Sensors: Tenable OT Security

Risk Information


Risk Factor: Low

Score: 3.0


Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

CVSS Score Source: CVE-2023-5769


Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.3

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

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

Vulnerability Information

CPE: cpe:/o:hitachienergy:rtu520_firmware:12, cpe:/o:hitachienergy:rtu520_firmware:13

Required KB Items: Tenable.ot/ABB

Exploit Ease: No known exploits are available

Patch Publication Date: 12/14/2023

Vulnerability Publication Date: 12/14/2023

Reference Information

CVE: CVE-2023-5769

CWE: 79