Siemens SCALANCE X-200RNA Switch Devices NULL Pointer Dereference (CVE-2015-1790)

medium Tenable OT Security Plugin ID 503095

Synopsis

The remote OT asset is affected by a vulnerability.

Description

The PKCS7_dataDecodefunction in crypto/pkcs7/pk7_doit.c in OpenSSL before 0.9.8zg, 1.0.0 before 1.0.0s, 1.0.1 before 1.0.1n, and 1.0.2 before 1.0.2b allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a PKCS#7 blob that uses ASN.1 encoding and lacks inner EncryptedContent data.

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.

Plugin Details

Severity: Medium

ID: 503095

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: 2.5

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.8

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

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-2015-1790

CWE: 476

ICSA: 22-349-21

Detections

Analytics