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ID

VAR-202310-0161


CVE

CVE-2023-36380


TITLE

Siemens'  cp-8050  firmware and  cp-8031  Vulnerability related to use of hardcoded credentials in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2023-014724

DESCRIPTION

A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05.11 (only with activated debug support)), CP-8050 MASTER MODULE (All versions < CPCI85 V05.11 (only with activated debug support)). The affected devices contain a hard-coded ID in the SSH `authorized_keys` configuration file. An attacker with knowledge of the corresponding private key could login to the device via SSH. Only devices with activated debug support are affected. Siemens' cp-8050 firmware and cp-8031 A vulnerability exists in the firmware regarding the use of hardcoded credentials.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. The SICAM A8000 RTU (Remote Terminal Unit) series is a modular device family suitable for remote control and automation applications in various areas of energy supply

Trust: 2.16

sources: NVD: CVE-2023-36380 // JVNDB: JVNDB-2023-014724 // CNVD: CNVD-2023-75592

IOT TAXONOMY

category:['ICS']sub_category: -

Trust: 0.6

sources: CNVD: CNVD-2023-75592

AFFECTED PRODUCTS

vendor:siemensmodel:cp-8031scope:ltversion:05.11

Trust: 1.0

vendor:siemensmodel:cp-8050scope:ltversion:05.11

Trust: 1.0

vendor:シーメンスmodel:cp-8031scope: - version: -

Trust: 0.8

vendor:シーメンスmodel:cp-8050scope: - version: -

Trust: 0.8

vendor:siemensmodel:cp-8031 master module cpci85scope:ltversion:v05.11

Trust: 0.6

vendor:siemensmodel:cp-8050 master module cpci85scope:ltversion:v05.11

Trust: 0.6

sources: CNVD: CNVD-2023-75592 // JVNDB: JVNDB-2023-014724 // NVD: CVE-2023-36380

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2023-36380
value: HIGH

Trust: 1.0

productcert@siemens.com: CVE-2023-36380
value: CRITICAL

Trust: 1.0

NVD: CVE-2023-36380
value: HIGH

Trust: 0.8

CNVD: CNVD-2023-75592
value: HIGH

Trust: 0.6

CNVD: CNVD-2023-75592
severity: HIGH
baseScore: 10.0
vectorString: AV:N/AC:L/AU:N/C:C/I:C/A:C
accessVector: NETWORK
accessComplexity: LOW
authentication: NONE
confidentialityImpact: COMPLETE
integrityImpact: COMPLETE
availabilityImpact: COMPLETE
exploitabilityScore: 10.0
impactScore: 10.0
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.6

nvd@nist.gov: CVE-2023-36380
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 1.8
impactScore: 5.9
version: 3.1

Trust: 1.0

productcert@siemens.com: CVE-2023-36380
baseSeverity: CRITICAL
baseScore: 9.8
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: NONE
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: 3.9
impactScore: 5.9
version: 3.1

Trust: 1.0

NVD: CVE-2023-36380
baseSeverity: HIGH
baseScore: 7.8
vectorString: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
attackVector: LOCAL
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: HIGH
integrityImpact: HIGH
availabilityImpact: HIGH
exploitabilityScore: NONE
impactScore: NONE
version: 3.0

Trust: 0.8

sources: CNVD: CNVD-2023-75592 // JVNDB: JVNDB-2023-014724 // NVD: CVE-2023-36380 // NVD: CVE-2023-36380

PROBLEMTYPE DATA

problemtype:CWE-798

Trust: 1.0

problemtype:Use hard-coded credentials (CWE-798) [ others ]

Trust: 0.8

sources: JVNDB: JVNDB-2023-014724 // NVD: CVE-2023-36380

PATCH

title:Patch for Siemens SICAM A8000 device CPCI85 firmware hard-coded credentials vulnerabilityurl:https://www.cnvd.org.cn/patchInfo/show/466626

Trust: 0.6

sources: CNVD: CNVD-2023-75592

EXTERNAL IDS

db:NVDid:CVE-2023-36380

Trust: 3.2

db:SIEMENSid:SSA-134651

Trust: 2.4

db:JVNid:JVNVU98753493

Trust: 0.8

db:ICS CERTid:ICSA-23-285-09

Trust: 0.8

db:JVNDBid:JVNDB-2023-014724

Trust: 0.8

db:CNVDid:CNVD-2023-75592

Trust: 0.6

sources: CNVD: CNVD-2023-75592 // JVNDB: JVNDB-2023-014724 // NVD: CVE-2023-36380

REFERENCES

url:https://cert-portal.siemens.com/productcert/pdf/ssa-134651.pdf

Trust: 1.8

url:https://jvn.jp/vu/jvnvu98753493/

Trust: 0.8

url:https://nvd.nist.gov/vuln/detail/cve-2023-36380

Trust: 0.8

url:https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-09

Trust: 0.8

url:https://cert-portal.siemens.com/productcert/html/ssa-134651.html

Trust: 0.6

sources: CNVD: CNVD-2023-75592 // JVNDB: JVNDB-2023-014724 // NVD: CVE-2023-36380

SOURCES

db:CNVDid:CNVD-2023-75592
db:JVNDBid:JVNDB-2023-014724
db:NVDid:CVE-2023-36380

LAST UPDATE DATE

2024-08-14T13:19:43.837000+00:00


SOURCES UPDATE DATE

db:CNVDid:CNVD-2023-75592date:2023-10-11T00:00:00
db:JVNDBid:JVNDB-2023-014724date:2023-12-25T06:04:00
db:NVDid:CVE-2023-36380date:2023-10-17T14:23:25.010

SOURCES RELEASE DATE

db:CNVDid:CNVD-2023-75592date:2023-10-12T00:00:00
db:JVNDBid:JVNDB-2023-014724date:2023-12-25T00:00:00
db:NVDid:CVE-2023-36380date:2023-10-10T11:15:11.817