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[email protected]NVD:CVE-2023-33920

HistoryJun 13, 2023 - 9:15 a.m.

CVE-2023-33920

2023-06-1309:15:18

CWE-798

[email protected]

web.nvd.nist.gov

vulnerability

cp-8031

cp-8050

master module

hard-coded

root password

hash

uart console

direct physical access

exploit

CVSS3

6.8

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

6.6

Confidence

High

EPSS

0.001

Percentile

18.6%

JSON

A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05), CP-8050 MASTER MODULE (All versions < CPCI85 V05). The affected devices contain the hash of the root password in a hard-coded form, which could be exploited for UART console login to the device. An attacker with direct physical access could exploit this vulnerability.

Affected configurations

Nvd

Node

siemenscpci85_firmwareRange<v05

AND

siemenscp-8050_master_moduleMatch-

Node

siemenscpci85_firmwareRange<v05

AND

siemenscp-8031_master_moduleMatch-

VendorProductVersionCPE
siemenscpci85_firmware*cpe:2.3:o:siemens:cpci85_firmware:*:*:*:*:*:*:*:*
siemenscp-8050_master_module-cpe:2.3:h:siemens:cp-8050_master_module:-:*:*:*:*:*:*:*
siemenscp-8031_master_module-cpe:2.3:h:siemens:cp-8031_master_module:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
siemens	cpci85_firmware	*	cpe:2.3:o:siemens:cpci85_firmware::::::::
siemens	cp-8050_master_module	-	cpe:2.3:h:siemens:cp-8050_master_module:-:::::::*
siemens	cp-8031_master_module	-	cpe:2.3:h:siemens:cp-8031_master_module:-:::::::*