Siemens SIMATIC Improper Restriction of Operations within the Bounds of a Memory Buffer (CVE-2012-3017)

high Tenable OT Security Plugin ID 500212

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Siemens SIMATIC S7-400 PN CPU devices with firmware 5.x allow remote attackers to cause a denial of service (defect-mode transition and service outage) via (1) malformed HTTP traffic or (2) malformed IP packets.

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

http://www.us-cert.gov/control_systems/pdf/ICSA-12-212-02.pdf

https://cert-portal.siemens.com/productcert/pdf/ssa-617264.pdf

http://www.nessus.org/u?6ddbfe25

Plugin Details

Severity: High

ID: 500212

Version: 1.7

Type: remote

Family: Tenable.ot

Published: 2/7/2022

Updated: 10/7/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2012-3017

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/h:siemens:simatic_s7-400_cpu

Required KB Items: Tenable.ot/Siemens

Exploit Ease: No known exploits are available

Patch Publication Date: 7/31/2012

Vulnerability Publication Date: 7/31/2012

Reference Information

CVE: CVE-2012-3017

CWE: 119

ICSA: 12-212-02