ssa-273900
Vulnerability from csaf_siemens
Published
2024-05-14 00:00
Modified
2024-05-14 00:00
Summary
SSA-273900: Multiple Vulnerabilities in SIMATIC CN 4100 before V3.0
Notes
Summary
SIMATIC CN 4100 is vulnerable to use of hard coded credentials including
root user and contains an unrestricted USB port that could be misused for insecure boot.
Siemens has released a new version for SIMATIC CN 4100 and recommends to update to the latest version.
General Recommendations
As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens' operational guidelines for Industrial Security (Download:
https://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.
Additional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity
Additional Resources
For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories
Terms of Use
Siemens Security Advisories are subject to the terms and conditions contained in Siemens' underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter "License Terms"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens' Global Website (https://www.siemens.com/terms_of_use, hereinafter "Terms of Use"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use.
{
"document": {
"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
"text": "Disclosure is not limited. (TLPv2: TLP:CLEAR)",
"tlp": {
"label": "WHITE"
}
},
"lang": "en",
"notes": [
{
"category": "summary",
"text": "SIMATIC CN 4100 is vulnerable to use of hard coded credentials including \nroot user and contains an unrestricted USB port that could be misused for insecure boot.\nSiemens has released a new version for SIMATIC CN 4100 and recommends to update to the latest version.",
"title": "Summary"
},
{
"category": "general",
"text": "As a general security measure, Siemens strongly recommends to protect network access to devices with appropriate mechanisms. In order to operate the devices in a protected IT environment, Siemens recommends to configure the environment according to Siemens\u0027 operational guidelines for Industrial Security (Download: \nhttps://www.siemens.com/cert/operational-guidelines-industrial-security), and to follow the recommendations in the product manuals.\nAdditional information on Industrial Security by Siemens can be found at: https://www.siemens.com/industrialsecurity",
"title": "General Recommendations"
},
{
"category": "general",
"text": "For further inquiries on security vulnerabilities in Siemens products and solutions, please contact the Siemens ProductCERT: https://www.siemens.com/cert/advisories",
"title": "Additional Resources"
},
{
"category": "legal_disclaimer",
"text": "Siemens Security Advisories are subject to the terms and conditions contained in Siemens\u0027 underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter \"License Terms\"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens\u0027 Global Website (https://www.siemens.com/terms_of_use, hereinafter \"Terms of Use\"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use.",
"title": "Terms of Use"
}
],
"publisher": {
"category": "vendor",
"contact_details": "productcert@siemens.com",
"name": "Siemens ProductCERT",
"namespace": "https://www.siemens.com"
},
"references": [
{
"category": "self",
"summary": "SSA-273900: Multiple Vulnerabilities in SIMATIC CN 4100 before V3.0 - HTML Version",
"url": "https://cert-portal.siemens.com/productcert/html/ssa-273900.html"
},
{
"category": "self",
"summary": "SSA-273900: Multiple Vulnerabilities in SIMATIC CN 4100 before V3.0 - CSAF Version",
"url": "https://cert-portal.siemens.com/productcert/csaf/ssa-273900.json"
},
{
"category": "self",
"summary": "SSA-273900: Multiple Vulnerabilities in SIMATIC CN 4100 before V3.0 - PDF Version",
"url": "https://cert-portal.siemens.com/productcert/pdf/ssa-273900.pdf"
},
{
"category": "self",
"summary": "SSA-273900: Multiple Vulnerabilities in SIMATIC CN 4100 before V3.0 - TXT Version",
"url": "https://cert-portal.siemens.com/productcert/txt/ssa-273900.txt"
}
],
"title": "SSA-273900: Multiple Vulnerabilities in SIMATIC CN 4100 before V3.0",
"tracking": {
"current_release_date": "2024-05-14T00:00:00Z",
"generator": {
"engine": {
"name": "Siemens ProductCERT CSAF Generator",
"version": "1"
}
},
"id": "SSA-273900",
"initial_release_date": "2024-05-14T00:00:00Z",
"revision_history": [
{
"date": "2024-05-14T00:00:00Z",
"legacy_version": "1.0",
"number": "1",
"summary": "Publication Date"
}
],
"status": "interim",
"version": "1"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "\u003cV3.0",
"product": {
"name": "SIMATIC CN 4100",
"product_id": "1"
}
}
],
"category": "product_name",
"name": "SIMATIC CN 4100"
}
],
"category": "vendor",
"name": "Siemens"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2024-32740",
"cwe": {
"id": "CWE-798",
"name": "Use of Hard-coded Credentials"
},
"notes": [
{
"category": "summary",
"text": "The affected device contains undocumented users and credentials. An attacker could misuse the credentials to compromise the device\r\nlocally or over the network.",
"title": "Summary"
}
],
"product_status": {
"known_affected": [
"1"
]
},
"remediations": [
{
"category": "vendor_fix",
"details": "Update to V3.0 or later version",
"product_ids": [
"1"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C",
"version": "3.1"
},
"products": [
"1"
]
}
],
"title": "CVE-2024-32740"
},
{
"cve": "CVE-2024-32741",
"cwe": {
"id": "CWE-259",
"name": "Use of Hard-coded Password"
},
"notes": [
{
"category": "summary",
"text": "The affected device contains hard coded password which is used for the privileged system user `root` and for the boot loader `GRUB` by default . An attacker who manages to crack the password hash gains root access to the device.",
"title": "Summary"
}
],
"product_status": {
"known_affected": [
"1"
]
},
"remediations": [
{
"category": "vendor_fix",
"details": "Update to V3.0 or later version",
"product_ids": [
"1"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 10.0,
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C",
"version": "3.1"
},
"products": [
"1"
]
}
],
"title": "CVE-2024-32741"
},
{
"cve": "CVE-2024-32742",
"cwe": {
"id": "CWE-1326",
"name": "Missing Immutable Root of Trust in Hardware"
},
"notes": [
{
"category": "summary",
"text": "The affected device contains an unrestricted USB port. An attacker with local access to the device could potentially misuse the port for booting another operating system and gain complete read/write access to the filesystem.",
"title": "Summary"
}
],
"product_status": {
"known_affected": [
"1"
]
},
"remediations": [
{
"category": "vendor_fix",
"details": "Update to V3.0 or later version",
"product_ids": [
"1"
]
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 7.6,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C",
"version": "3.1"
},
"products": [
"1"
]
}
],
"title": "CVE-2024-32742"
}
]
}
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