Siemens SICAM A8000 CP Command Injection (CVE-2023-42797)

high Tenable OT Security Plugin ID 501888

Synopsis

The remote OT asset is affected by a vulnerability.

Description

A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05.20), CP-8050 MASTER MODULE (All versions < CPCI85 V05.20). The network configuration service of affected devices contains a flaw in the conversion of ipv4 addresses that could lead to an uninitialized variable being used in succeeding validation steps.
By uploading specially crafted network configuration, an authenticated remote attacker could be able to inject commands that are executed on the device with root privileges during device startup.

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: High

ID: 501888

Version: 1.2

Type: remote

Family: Tenable.ot

Published: 1/16/2024

Updated: 2/21/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 8.3

Temporal Score: 6.1

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

CVSS Score Source: CVE-2023-42797

CVSS v3

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

Vector: CVSS:3.0/AV:N/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:sicam_a8000_cp-8050_firmware

Required KB Items: Tenable.ot/Siemens

Exploit Ease: No known exploits are available

Patch Publication Date: 1/9/2024

Vulnerability Publication Date: 1/9/2024

Reference Information

CVE: CVE-2023-42797

CWE: 908

Detections

Analytics