Siemens SCALANCE OS Command Injection (CVE-2023-49692)

medium Tenable OT Security Plugin ID 501877

Synopsis

The remote OT asset is affected by a vulnerability.

Description

A vulnerability has been identified in RUGGEDCOM RM1224 LTE(4G) EU (All versions < V7.2.2), RUGGEDCOM RM1224 LTE(4G) NAM (All versions < V7.2.2), SCALANCE M804PB (All versions < V7.2.2), SCALANCE M812-1 ADSL-Router (Annex A) (All versions < V7.2.2), SCALANCE M812-1 ADSL- Router (Annex B) (All versions < V7.2.2), SCALANCE M816-1 ADSL-Router (Annex A) (All versions < V7.2.2), SCALANCE M816-1 ADSL-Router (Annex B) (All versions < V7.2.2), SCALANCE M826-2 SHDSL-Router (All versions < V7.2.2), SCALANCE M874-2 (All versions < V7.2.2), SCALANCE M874-3 (All versions < V7.2.2), SCALANCE M876-3 (EVDO) (All versions < V7.2.2), SCALANCE M876-3 (ROK) (All versions < V7.2.2), SCALANCE M876-4 (All versions < V7.2.2), SCALANCE M876-4 (EU) (All versions < V7.2.2), SCALANCE M876-4 (NAM) (All versions < V7.2.2), SCALANCE MUM853-1 (EU) (All versions < V7.2.2), SCALANCE MUM856-1 (EU) (All versions < V7.2.2), SCALANCE MUM856-1 (RoW) (All versions < V7.2.2), SCALANCE S615 (All versions < V7.2.2), SCALANCE S615 EEC (All versions < V7.2.2). An Improper Neutralization of Special Elements used in an OS Command with root privileges vulnerability exists in the parsing of the IPSEC configuration. This could allow malicious local administrators to issue commands on system level after a new connection is established.

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-068047.pdf

Plugin Details

Severity: Medium

ID: 501877

Version: 1.3

Type: remote

Family: Tenable.ot

Published: 1/11/2024

Updated: 4/15/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2023-49692

CVSS v3

Risk Factor: Medium

Base Score: 6.7

Temporal Score: 5.8

Vector: CVSS:3.0/AV:L/AC:L/PR:H/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:/o:siemens:scalance_mum856-1_firmware, cpe:/o:siemens:scalance_m874-3_firmware, cpe:/o:siemens:ruggedcom_rm1224_lte_firmware, cpe:/o:siemens:scalance_sc646-2c_firmware, cpe:/o:siemens:scalance_m816-1_firmware, cpe:/o:siemens:scalance_sc632-2c_firmware, cpe:/o:siemens:scalance_s615_eec_firmware, cpe:/o:siemens:scalance_sc642-2c_firmware, cpe:/o:siemens:scalance_sc622-2c_firmware, cpe:/o:siemens:scalance_m874-2_firmware, cpe:/o:siemens:scalance_m876-3_firmware, cpe:/o:siemens:scalance_m876-4_firmware, cpe:/o:siemens:scalance_s615_firmware, cpe:/o:siemens:scalance_sc626-2c_firmware, cpe:/o:siemens:scalance_m812-1_firmware, cpe:/o:siemens:scalance_sc636-2c_firmware, cpe:/o:siemens:scalance_m826-2_firmware, cpe:/o:siemens:scalance_mum853-1_firmware, cpe:/o:siemens:scalance_m804pb_firmware

Required KB Items: Tenable.ot/Siemens

Exploit Ease: No known exploits are available

Patch Publication Date: 12/12/2023

Vulnerability Publication Date: 12/12/2023

Reference Information

CVE: CVE-2023-49692

CWE: 78