ICSA-20-282-02
Vulnerability from csaf_cisa
Published
2020-11-19 07:00
Modified
2024-08-22 06:00
Summary
Mitsubishi Electric MELSEC iQ-R Series (Update D)
Notes
Legal Notice
All information products included in https://us-cert.cisa.gov/ics are provided "as is" for informational purposes only. The Department of Homeland Security (DHS) does not provide any warranties of any kind regarding any information contained within. DHS does not endorse any commercial product or service, referenced in this product or otherwise. Further dissemination of this product is governed by the Traffic Light Protocol (TLP) marking in the header. For more information about TLP, see https://us-cert.cisa.gov/tlp/.
Risk evaluation
Successful exploitation of this vulnerability could cause a denial-of-service condition.
Critical infrastructure sectors
Critical Manufacturing
Countries/areas deployed
Worldwide
Company headquarters location
Japan
Recommended Practices
CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
Recommended Practices
CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov/ics. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
Recommended Practices
CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.
Recommended Practices
Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov/ics in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.
Recommended Practices
Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.
Recommended Practices
CISA also recommends users take the following measures to protect themselves from social engineering attacks:
Recommended Practices
Do not click web links or open attachments in unsolicited email messages.
Recommended Practices
Refer to Recognizing and Avoiding Email Scams for more information on avoiding email scams.
Recommended Practices
Refer to Avoiding Social Engineering and Phishing Attacks for more information on social engineering attacks.
Recommended Practices
No known public exploitation specifically targeting this vulnerability has been reported to CISA at this time.
{
"document": {
"acknowledgments": [
{
"names": [
"Yossi Reuven"
],
"organization": "SCADAfence Ltd",
"summary": "reporting this vulnerability to Mitsubishi Electric"
}
],
"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
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"notes": [
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"text": "All information products included in https://us-cert.cisa.gov/ics are provided \"as is\" for informational purposes only. The Department of Homeland Security (DHS) does not provide any warranties of any kind regarding any information contained within. DHS does not endorse any commercial product or service, referenced in this product or otherwise. Further dissemination of this product is governed by the Traffic Light Protocol (TLP) marking in the header. For more information about TLP, see https://us-cert.cisa.gov/tlp/.",
"title": "Legal Notice"
},
{
"category": "summary",
"text": "Successful exploitation of this vulnerability could cause a denial-of-service condition.",
"title": "Risk evaluation"
},
{
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"text": "Critical Manufacturing",
"title": "Critical infrastructure sectors"
},
{
"category": "other",
"text": "Worldwide",
"title": "Countries/areas deployed"
},
{
"category": "other",
"text": "Japan",
"title": "Company headquarters location"
},
{
"category": "general",
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"title": "Recommended Practices"
},
{
"category": "general",
"text": "CISA also provides a section for control systems security recommended practices on the ICS webpage on cisa.gov/ics. Several CISA products detailing cyber defense best practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "CISA encourages organizations to implement recommended cybersecurity strategies for proactive defense of ICS assets.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Additional mitigation guidance and recommended practices are publicly available on the ICS webpage at cisa.gov/ics in the technical information paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Organizations observing suspected malicious activity should follow established internal procedures and report findings to CISA for tracking and correlation against other incidents.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "CISA also recommends users take the following measures to protect themselves from social engineering attacks:",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Do not click web links or open attachments in unsolicited email messages.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Refer to Recognizing and Avoiding Email Scams for more information on avoiding email scams.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "Refer to Avoiding Social Engineering and Phishing Attacks for more information on social engineering attacks.",
"title": "Recommended Practices"
},
{
"category": "general",
"text": "No known public exploitation specifically targeting this vulnerability has been reported to CISA at this time.",
"title": "Recommended Practices"
}
],
"publisher": {
"category": "coordinator",
"contact_details": "central@cisa.dhs.gov",
"name": "CISA",
"namespace": "https://www.cisa.gov/"
},
"references": [
{
"category": "self",
"summary": "ICS Advisory ICSA-20-282-02 JSON",
"url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2020/icsa-20-282-02.json"
},
{
"category": "self",
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"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-20-282-02"
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{
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"url": "https://www.cisa.gov/resources-tools/resources/ics-recommended-practices"
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{
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"url": "https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf"
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{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/topics/industrial-control-systems"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/uscert/sites/default/files/publications/emailscams0905.pdf"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/uscert/ncas/tips/ST04-014"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/uscert/ics/alerts/ICS-ALERT-10-301-01"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://us-cert.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf"
},
{
"category": "external",
"summary": "Recommended Practices",
"url": "https://www.cisa.gov/uscert/ics/tips/ICS-TIP-12-146-01B"
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"title": "Mitsubishi Electric MELSEC iQ-R Series (Update D)",
"tracking": {
"current_release_date": "2024-08-22T06:00:00.000000Z",
"generator": {
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{
"date": "2021-05-18T06:00:00.000000Z",
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{
"date": "2021-09-14T06:00:00.000000Z",
"legacy_version": "Update B",
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{
"date": "2021-12-16T07:00:00.000000Z",
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},
{
"date": "2024-08-22T06:00:00.000000Z",
"legacy_version": "Update D",
"number": "5",
"summary": "Update D - Added changes to CVSS string, Affected Products, and Mitigations."
}
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"status": "final",
"version": "5"
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}
}
],
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},
{
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{
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},
{
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"product_id": "CSAFPID-0023"
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}
],
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],
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}
]
},
"vulnerabilities": [
{
"cve": "CVE-2020-16850",
"cwe": {
"id": "CWE-400",
"name": "Uncontrolled Resource Consumption"
},
"notes": [
{
"category": "summary",
"text": "When the CPU module receives a specially crafted packet from a malicious attacker, an error may occur on the CPU module and then the program execution and communication may enter a DoS condition, and a reset is required to recover it.",
"title": "Vulnerability Summary"
}
],
"product_status": {
"known_affected": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008",
"CSAFPID-0009",
"CSAFPID-0010",
"CSAFPID-0011",
"CSAFPID-0012",
"CSAFPID-0013",
"CSAFPID-0014",
"CSAFPID-0015",
"CSAFPID-0016",
"CSAFPID-0017",
"CSAFPID-0018",
"CSAFPID-0019",
"CSAFPID-0020",
"CSAFPID-0021",
"CSAFPID-0022",
"CSAFPID-0023"
]
},
"references": [
{
"category": "external",
"summary": "www.cve.org",
"url": "https://www.cve.org/CVERecord?id=CVE-2020-16850"
},
{
"category": "external",
"summary": "www.first.org",
"url": "https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"
}
],
"remediations": [
{
"category": "mitigation",
"details": "Mitsubishi Electric recommends that customers update to the following:",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008",
"CSAFPID-0009",
"CSAFPID-0010",
"CSAFPID-0011",
"CSAFPID-0012",
"CSAFPID-0013",
"CSAFPID-0014",
"CSAFPID-0015",
"CSAFPID-0016",
"CSAFPID-0017",
"CSAFPID-0018",
"CSAFPID-0019",
"CSAFPID-0020",
"CSAFPID-0021",
"CSAFPID-0022",
"CSAFPID-0023"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R00CPU: Version 21 or later",
"product_ids": [
"CSAFPID-0001"
]
},
{
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"details": "iQ-R series R01CPU: Version 21 or later",
"product_ids": [
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]
},
{
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"details": "iQ-R series R02CPU; Version 21 or later",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008",
"CSAFPID-0009",
"CSAFPID-0010",
"CSAFPID-0011",
"CSAFPID-0012",
"CSAFPID-0013",
"CSAFPID-0014",
"CSAFPID-0015",
"CSAFPID-0016",
"CSAFPID-0017",
"CSAFPID-0018",
"CSAFPID-0019",
"CSAFPID-0020",
"CSAFPID-0021",
"CSAFPID-0022",
"CSAFPID-0023"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R04CPU: Version 53 or later",
"product_ids": [
"CSAFPID-0003"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R08CPU: Version 53 or later",
"product_ids": [
"CSAFPID-0004"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R16CPU: Version 53 or later",
"product_ids": [
"CSAFPID-0005"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R32CPU: Version 53 or later",
"product_ids": [
"CSAFPID-0006"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R120CPU: Version 53 or later",
"product_ids": [
"CSAFPID-0007"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R04ENCPU: Version 53 or later",
"product_ids": [
"CSAFPID-0008"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R08ENCPU: Version 53 or later",
"product_ids": [
"CSAFPID-0009"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R16ENCPU: Version 53 or later",
"product_ids": [
"CSAFPID-0010"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R32ENCPU: Version 53 or later",
"product_ids": [
"CSAFPID-0011"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R120ENCPU: Version 53 or later",
"product_ids": [
"CSAFPID-0012"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R08FCPU: Version 23 or later",
"product_ids": [
"CSAFPID-0013"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R16FCPU: Version 23 or later",
"product_ids": [
"CSAFPID-0014"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R32FCPU: Version 23 or later",
"product_ids": [
"CSAFPID-0015"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R120FCPU: Version 23 or later",
"product_ids": [
"CSAFPID-0016"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R08PCPU: Version 26 or later",
"product_ids": [
"CSAFPID-0017"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R16PCPU: Version 26 or later",
"product_ids": [
"CSAFPID-0018"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R32PCPU: Version 26 or later",
"product_ids": [
"CSAFPID-0019"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R120PCPU: Version 26 or later",
"product_ids": [
"CSAFPID-0020"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R16MTCPU Operating system software: Version 22 or later",
"product_ids": [
"CSAFPID-0021"
]
},
{
"category": "vendor_fix",
"details": "iQ-R series R32MTCPU Operating system software: Version 22 or later",
"product_ids": [
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]
},
{
"category": "vendor_fix",
"details": "iQ-R series R64MTCPU Operating system software: Version 22 or later",
"product_ids": [
"CSAFPID-0023"
]
},
{
"category": "mitigation",
"details": "See the Mitsubishi Electric advisory for the availability of updates for each product.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008",
"CSAFPID-0009",
"CSAFPID-0010",
"CSAFPID-0011",
"CSAFPID-0012",
"CSAFPID-0013",
"CSAFPID-0014",
"CSAFPID-0015",
"CSAFPID-0016",
"CSAFPID-0017",
"CSAFPID-0018",
"CSAFPID-0019",
"CSAFPID-0020",
"CSAFPID-0021",
"CSAFPID-0022",
"CSAFPID-0023"
],
"url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-011_en.pdf"
},
{
"category": "mitigation",
"details": "Mitsubishi Electric recommends that customers take the following mitigation measures to minimize the risk of exploiting thisvulnerability:",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008",
"CSAFPID-0009",
"CSAFPID-0010",
"CSAFPID-0011",
"CSAFPID-0012",
"CSAFPID-0013",
"CSAFPID-0014",
"CSAFPID-0015",
"CSAFPID-0016",
"CSAFPID-0017",
"CSAFPID-0018",
"CSAFPID-0019",
"CSAFPID-0020",
"CSAFPID-0021",
"CSAFPID-0022",
"CSAFPID-0023"
]
},
{
"category": "mitigation",
"details": "Use a firewall or virtual private network (VPN), etc. to prevent unauthorized access when Internet access is required.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008",
"CSAFPID-0009",
"CSAFPID-0010",
"CSAFPID-0011",
"CSAFPID-0012",
"CSAFPID-0013",
"CSAFPID-0014",
"CSAFPID-0015",
"CSAFPID-0016",
"CSAFPID-0017",
"CSAFPID-0018",
"CSAFPID-0019",
"CSAFPID-0020",
"CSAFPID-0021",
"CSAFPID-0022",
"CSAFPID-0023"
]
},
{
"category": "mitigation",
"details": "Use within a LAN and block access from untrusted networks and hosts though firewalls.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008",
"CSAFPID-0009",
"CSAFPID-0010",
"CSAFPID-0011",
"CSAFPID-0012",
"CSAFPID-0013",
"CSAFPID-0014",
"CSAFPID-0015",
"CSAFPID-0016",
"CSAFPID-0017",
"CSAFPID-0018",
"CSAFPID-0019",
"CSAFPID-0020",
"CSAFPID-0021",
"CSAFPID-0022",
"CSAFPID-0023"
]
},
{
"category": "mitigation",
"details": "For specific update instructions and additional details see the Mitsubishi Electric advisory.",
"product_ids": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008",
"CSAFPID-0009",
"CSAFPID-0010",
"CSAFPID-0011",
"CSAFPID-0012",
"CSAFPID-0013",
"CSAFPID-0014",
"CSAFPID-0015",
"CSAFPID-0016",
"CSAFPID-0017",
"CSAFPID-0018",
"CSAFPID-0019",
"CSAFPID-0020",
"CSAFPID-0021",
"CSAFPID-0022",
"CSAFPID-0023"
],
"url": "https://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-011_en.pdf"
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 8.6,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H",
"version": "3.1"
},
"products": [
"CSAFPID-0001",
"CSAFPID-0002",
"CSAFPID-0003",
"CSAFPID-0004",
"CSAFPID-0005",
"CSAFPID-0006",
"CSAFPID-0007",
"CSAFPID-0008",
"CSAFPID-0009",
"CSAFPID-0010",
"CSAFPID-0011",
"CSAFPID-0012",
"CSAFPID-0013",
"CSAFPID-0014",
"CSAFPID-0015",
"CSAFPID-0016",
"CSAFPID-0017",
"CSAFPID-0018",
"CSAFPID-0019",
"CSAFPID-0020",
"CSAFPID-0021",
"CSAFPID-0022",
"CSAFPID-0023"
]
}
]
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.