Siemens SCALANCE X-200RNA Switch Devices Out-of-bounds Read (CVE-2016-6306)

medium Tenable OT Security Plugin ID 503119

Synopsis

The remote OT asset is affected by a vulnerability.

Description

The certificate parser in OpenSSL before 1.0.1u and 1.0.2 before 1.0.2i might allow remote attackers to cause a denial of service (out- of-bounds read) via crafted certificate operations, related to s3_clnt.c and s3_srvr.c.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

See Also

https://cert-portal.siemens.com/productcert/pdf/ssa-412672.pdf

https://support.industry.siemens.com/cs/ww/en/view/109814809/

https://www.cisa.gov/news-events/ics-advisories/icsa-22-349-21

Plugin Details

Severity: Medium

ID: 503119

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 3/13/2025

Updated: 3/13/2025

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.3

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

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

Vulnerability Information

CPE: cpe:/o:siemens:scalance_x204rna_%28hsr%29_firmware:3.2.7, cpe:/o:siemens:scalance_x204rna_eec_%28prp%29_firmware:3.2.7, cpe:/o:siemens:scalance_x204rna_eec_%28prp%2fhsr%29_firmware:3.2.7, cpe:/o:siemens:scalance_x204rna_%28prp%29_firmware:3.2.7, cpe:/o:siemens:scalance_x204rna_eec_%28hsr%29_firmware:3.2.7

Required KB Items: Tenable.ot/Siemens

Exploit Ease: No known exploits are available

Patch Publication Date: 12/13/2022

Vulnerability Publication Date: 12/13/2022

Reference Information

CVE: CVE-2016-6306

CWE: 125

ICSA: 22-349-21