Detections
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Siemens SCALANCE Unchecked Return Value (CVE-2023-44322)

medium Tenable OT Security Plugin ID 501866

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Affected devices can be configured to send emails when certain events occur on the device. When presented with an invalid response from the SMTP server, the device triggers an error that disrupts email sending.
An attacker with access to the network can use this to do disable notification of users when certain events occur.

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-699386.pdf

https://cert-portal.siemens.com/productcert/html/ssa-180704.html

https://cert-portal.siemens.com/productcert/pdf/ssa-602936.pdf

https://cert-portal.siemens.com/productcert/html/ssa-769027.html

https://support.industry.siemens.com/cs/ww/en/view/109977720/

https://support.industry.siemens.com/cs/ww/en/view/109825818/

https://support.industry.siemens.com/cs/ww/en/view/109827038/

https://support.industry.siemens.com/cs/ww/en/view/109826372/

https://www.cisa.gov/news-events/ics-advisories/icsa-25-044-09

https://www.cisa.gov/news-events/ics-advisories/icsa-23-320-08

Plugin Details

Severity: Medium

ID: 501866

Version: 1.5

Type: remote

Family: Tenable.ot

Published: 1/4/2024

Updated: 2/24/2025

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4

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

CVSS Score Source: CVE-2023-44322

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:siemens:scalance_xr326-2c_poe_wg_%28without_ul%29_firmware:4.5, cpe:/o:siemens:scalance_xf204_firmware:4.5, cpe:/o:siemens:scalance_m804pb_firmware:8.0, cpe:/o:siemens:scalance_xp216poe_eec_firmware:4.5, cpe:/o:siemens:scalance_m876-4_%28eu%29_firmware:8.0, cpe:/o:siemens:scalance_sc632-2c_firmware:3.1, cpe:/o:siemens:scalance_xc206-2g_poe_firmware:4.5, cpe:/o:siemens:scalance_xc208g_firmware:4.5, cpe:/o:siemens:scalance_wam766-1_%28me%29_firmware:3.0.0, cpe:/o:siemens:scalance_xc216_firmware:4.5, cpe:/o:siemens:scalance_xc206-2sfp_g_firmware:4.5, cpe:/o:siemens:scalance_xb205-3ld_%28sc%2c_e%2fip%29_firmware:4.5, cpe:/o:siemens:scalance_xc206-2sfp_g_%28eip_def.%29_firmware:4.5, cpe:/o:siemens:scalance_xc224-4c_g_firmware:4.5, cpe:/o:siemens:scalance_xp208poe_eec_firmware:4.5, cpe:/o:siemens:scalance_xc208_firmware:4.5, cpe:/o:siemens:scalance_xf204_dna_firmware:4.5, cpe:/o:siemens:scalance_xr328-4c_wg_%2824xfe%2c_4xge%2c_24v%29_firmware:4.5, cpe:/o:siemens:scalance_sc636-2c_firmware:3.1, cpe:/o:siemens:scalance_mum853-1_%28eu%29_firmware:8.0, cpe:/o:siemens:scalance_sc642-2c_firmware:3.1, cpe:/o:siemens:scalance_xb205-3ld_%28sc%2c_pn%29_firmware:4.5, cpe:/o:siemens:scalance_xc206-2g_poe_%2854_v_dc%29_firmware:4.5, cpe:/o:siemens:scalance_xc208g_%28eip_def.%29_firmware:4.5, cpe:/o:siemens:scalance_xr328-4c_wg_%2828xge%2c_dc_24v%29_firmware:4.5, cpe:/o:siemens:scalance_m826-2_shdsl-router_firmware:8.0, cpe:/o:siemens:siplus_net_scalance_xc206-2sfp_firmware:4.5, cpe:/o:siemens:scalance_wub762-1_ifeatures_firmware:3.0.0, cpe:/o:siemens:scalance_xp216_firmware:4.5, cpe:/o:siemens:scalance_xb213-3_%28sc%2c_pn%29_firmware:4.5, cpe:/o:siemens:scalance_xc208g_poe_%2854_v_dc%29_firmware:4.5, cpe:/o:siemens:scalance_sc646-2c_firmware:3.1, cpe:/o:siemens:scalance_m876-4_firmware:8.0, cpe:/o:siemens:scalance_xp208_firmware:4.5, cpe:/o:siemens:scalance_xc206-2sfp_g_eec_firmware:4.5, cpe:/o:siemens:ruggedcom_rm1224_lte%284g%29_eu_firmware:8.0, cpe:/o:siemens:scalance_wum763-1_%28us%29_firmware:3.0.0, cpe:/o:siemens:scalance_xr324wg_%2824_x_fe%2c_dc_24v%29_firmware:4.5, cpe:/o:siemens:scalance_wam766-1_eec_%28me%29_firmware:3.0.0, cpe:/o:siemens:scalance_xb216_%28pn%29_firmware:4.5, cpe:/o:siemens:scalance_xp216eec_firmware:4.5, cpe:/o:siemens:scalance_xc206-2_%28st%2fbfoc%29_firmware:4.5, cpe:/o:siemens:scalance_sc622-2c_firmware:3.1, cpe:/o:siemens:scalance_xb205-3_%28sc%2c_pn%29_firmware:4.5, cpe:/o:siemens:scalance_xc216-4c_g_eec_firmware:4.5, cpe:/o:siemens:scalance_mum856-1_%28row%29_firmware:8.0, cpe:/o:siemens:scalance_wam766-1_eec_firmware:3.0.0, cpe:/o:siemens:scalance_wum763-1_firmware:3.0.0, cpe:/o:siemens:scalance_xb213-3ld_%28sc%2c_e%2fip%29_firmware:4.5, cpe:/o:siemens:scalance_xc224-4c_g_eec_firmware:4.5, cpe:/o:siemens:scalance_xb213-3ld_%28sc%2c_pn%29_firmware:4.5, cpe:/o:siemens:scalance_xp208_%28ethernet%2fip%29_firmware:4.5, cpe:/o:siemens:scalance_xr328-4c_wg_%2824xfe%2c_4xge%2cdc24v%29_firmware:4.5, cpe:/o:siemens:scalance_wam766-1_eec_%28us%29_firmware:3.0.0, cpe:/o:siemens:scalance_xr324wg_%2824_x_fe%2c_ac_230v%29_firmware:4.5, cpe:/o:siemens:scalance_m812-1_adsl-router_firmware:8.0, cpe:/o:siemens:scalance_wam763-1_%28us%29_firmware:3.0.0, cpe:/o:siemens:scalance_xb213-3_%28st%2c_e%2fip%29_firmware:4.5, cpe:/o:siemens:scalance_xb205-3_%28st%2c_pn%29_firmware:4.5, cpe:/o:siemens:scalance_xc206-2sfp_eec_firmware:4.5, cpe:/o:siemens:scalance_xr328-4c_wg_%2828xge%2c_ac_230v%29_firmware:4.5, cpe:/o:siemens:scalance_xc216-3g_poe_firmware:4.5, cpe:/o:siemens:siplus_net_scalance_xc206-2_firmware:4.5, cpe:/o:siemens:scalance_xb213-3_%28st%2c_pn%29_firmware:4.5, cpe:/o:siemens:scalance_sc626-2c_firmware:3.1, cpe:/o:siemens:scalance_wum766-1_%28me%29_firmware:3.0.0, cpe:/o:siemens:scalance_wum766-1_%28usa%29_firmware:3.0.0, cpe:/o:siemens:scalance_xc224_firmware:4.5, cpe:/o:siemens:scalance_xf204-2ba_dna_firmware:4.5, cpe:/o:siemens:scalance_s615_eec_lan-router_firmware:8.0, cpe:/o:siemens:scalance_xc216-4c_firmware:4.5, cpe:/o:siemens:scalance_m876-3_%28rok%29_firmware:8.0, cpe:/o:siemens:scalance_m816-1_adsl-router_firmware:8.0, cpe:/o:siemens:scalance_xc224-4c_g_%28eip_def.%29_firmware:4.5, cpe:/o:siemens:scalance_xc216-3g_poe_%2854_v_dc%29_firmware:4.5, cpe:/o:siemens:scalance_wam766-1_firmware:3.0.0, cpe:/o:siemens:scalance_wub762-1_firmware:3.0.0, cpe:/o:siemens:scalance_xb208_%28pn%29_firmware:4.5, cpe:/o:siemens:scalance_xb205-3_%28st%2c_e%2fip%29_firmware:4.5, cpe:/o:siemens:scalance_xb208_%28e%2fip%29_firmware:4.5, cpe:/o:siemens:scalance_s615_lan-router_firmware:8.0, cpe:/o:siemens:scalance_xc208eec_firmware:4.5, cpe:/o:siemens:siplus_net_scalance_xc216-4c_firmware:4.5, cpe:/o:siemens:scalance_wam763-1_firmware:3.0.0, cpe:/o:siemens:scalance_xc208g_eec_firmware:4.5, cpe:/o:siemens:scalance_xc206-2_%28sc%29_firmware:4.5, cpe:/o:siemens:scalance_wam766-1_%28us%29_firmware:3.0.0, cpe:/o:siemens:scalance_xc216eec_firmware:4.5, cpe:/o:siemens:scalance_wab762-1_firmware:3.0.0, cpe:/o:siemens:scalance_m874-2_firmware:8.0, cpe:/o:siemens:scalance_xp208eec_firmware:4.5, cpe:/o:siemens:scalance_xp216_%28ethernet%2fip%29_firmware:4.5, cpe:/o:siemens:scalance_xc208g_poe_firmware:4.5, cpe:/o:siemens:scalance_m876-3_firmware:8.0, cpe:/o:siemens:scalance_xc216-4c_g_firmware:4.5, cpe:/o:siemens:ruggedcom_rm1224_lte%284g%29_nam_firmware:8.0, cpe:/o:siemens:scalance_xc206-2g_poe_eec_%2854_v_dc%29_firmware:4.5, cpe:/o:siemens:scalance_xc216-4c_g_%28eip_def.%29_firmware:4.5, cpe:/o:siemens:scalance_wam763-1_%28me%29_firmware:3.0.0, cpe:/o:siemens:scalance_xb216_%28e%2fip%29_firmware:4.5, cpe:/o:siemens:scalance_mum856-1_%28eu%29_firmware:8.0, cpe:/o:siemens:siplus_net_scalance_xc208_firmware:4.5, cpe:/o:siemens:scalance_xr326-2c_poe_wg_firmware:4.5, cpe:/o:siemens:scalance_xf204-2ba_firmware:4.5, cpe:/o:siemens:scalance_xr328-4c_wg_%2824xfe%2c4xge%2cac230v%29_firmware:4.5, cpe:/o:siemens:scalance_wum766-1_firmware:3.0.0, cpe:/o:siemens:scalance_xc206-2sfp_firmware:4.5, cpe:/o:siemens:scalance_m876-4_%28nam%29_firmware:8.0, cpe:/o:siemens:scalance_xb213-3_%28sc%2c_e%2fip%29_firmware:4.5, cpe:/o:siemens:scalance_m874-3_firmware:8.0

Required KB Items: Tenable.ot/Siemens

Exploit Ease: No known exploits are available

Patch Publication Date: 11/14/2023

Vulnerability Publication Date: 11/14/2023

Reference Information

CVE: CVE-2023-44322

CWE: 252

ICSA: 23-320-08, 25-044-09