Siemens Scalance W1750D Buffer Copy without Checking Size of Input (CVE-2023-35981)

critical Tenable OT Security Plugin ID 502205

Synopsis

The remote OT asset is affected by a vulnerability.

Description

There are buffer overflow vulnerabilities in multiple underlying services that could lead to unauthenticated remote code execution by sending specially crafted packets destined to the PAPI (Aruba's access point management protocol) UDP port (8211). Successful exploitation of these vulnerabilities result in the ability to execute arbitrary code as a privileged user on the underlying operating system.

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://www.arubanetworks.com/assets/alert/ARUBA-PSA-2023-009.txt

https://cert-portal.siemens.com/productcert/html/ssa-885980.html

Plugin Details

Severity: Critical

ID: 502205

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 4/13/2024

Updated: 4/15/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2023-35981

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/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_w1750d_firmware

Required KB Items: Tenable.ot/Siemens

Exploit Ease: No known exploits are available

Patch Publication Date: 7/25/2023

Vulnerability Publication Date: 7/25/2023

Reference Information

CVE: CVE-2023-35981

CWE: 120