CVE-2020-5668 (GCVE-0-2020-5668)
Vulnerability from cvelistv5 – Published: 2020-11-20 03:30 – Updated: 2024-08-04 08:39
VLAI
EPSS
VEX
Summary
Uncontrolled resource consumption vulnerability in MELSEC iQ-R Series modules (R00/01/02CPU firmware version '19' and earlier, R04/08/16/32/120 (EN) CPU firmware version '51' and earlier, R08/16/32/120SFCPU firmware version '22' and earlier, R08/16/32/120PCPU firmware version '25' and earlier, R08/16/32/120PSFCPU firmware version '06' and earlier, RJ71EN71 firmware version '47' and earlier, RJ71GF11-T2 firmware version '47' and earlier, RJ72GF15-T2 firmware version '07' and earlier, RJ71GP21-SX firmware version '47' and earlier, RJ71GP21S-SX firmware version '47' and earlier, and RJ71GN11-T2 firmware version '11' and earlier) allows a remote unauthenticated attacker to cause an error in a CPU unit and cause a denial-of-service (DoS) condition in execution of the program and its communication, or to cause a denial-of-service (DoS) condition in communication via the unit by receiving a specially crafted SLMP packet
Severity
7.5 (High)
CWE
- Uncontrolled Resource Consumption
Assigner
References
4 references
| URL | Tags |
|---|---|
| https://www.mitsubishielectric.co.jp/psirt/vulner… | x_refsource_MISC |
| https://www.mitsubishielectric.com/en/psirt/vulne… | x_refsource_MISC |
| https://us-cert.cisa.gov/ics/advisories/icsa-20-324-05 | x_refsource_MISC |
| https://jvn.jp/vu/JVNVU95980140/index.html | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Mitsubishi Electric Corporation | MELSEC iQ-R |
Affected:
R00/01/02CPU firmware version '19' and earlier, R04/08/16/32/120 (EN) CPU firmware version '51' and earlier, R08/16/32/120SFCPU firmware version '22' and earlier, R08/16/32/120PCPU firmware version '25' and earlier, R08/16/32/120PSFCPU firmware version '06' and earlier, RJ71EN71 firmware version '47' and earlier, RJ71GF11-T2 firmware version '47' and earlier, RJ72GF15-T2 firmware version '07' and earlier, RJ71GP21-SX firmware version '47' and earlier, RJ71GP21S-SX firmware version '47' and earlier, and RJ71GN11-T2 firmware version '11' and earlier
|
guessed |
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},
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"value": "Vulnerabilidad de consumo incontrolado de recursos en los m\u00f3dulos de la serie iQ-R de MELSEC (R00/01/02CPU firmware versi\u00f3n \u002719\u0027 y anteriores, R04/08/16/32/120 (ES) CPU firmware versi\u00f3n \u002751\u0027 y anteriores, R08/16/32/120SFCPU firmware versi\u00f3n \u002722\u0027 y anteriores, R08/16/32/120PCPU firmware versi\u00f3n \u002725\u0027 y anterior, R08/16/32/120PSFCPU firmware versi\u00f3n \u002706\u0027 y anterior, RJ71EN71 firmware versi\u00f3n \u002747\u0027 y anterior, RJ71GF11-T2 firmware versi\u00f3n \u002747\u0027 y anterior, RJ72GF15-T2 firmware versi\u00f3n \u002707\u0027 y anterior, RJ71GP21-SX firmware versi\u00f3n \u002747\u0027 y anterior, RJ71GP21S-SX firmware versi\u00f3n \u002747\u0027 y anterior, y RJ71GN11-T2 firmware versi\u00f3n \u002711\u0027 y anteriores) permite a un atacante remoto no autentificado provocar un error en una CPU y causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) en la ejecuci\u00f3n del programa y su comunicaci\u00f3n, o causar una condici\u00f3n de denegaci\u00f3n de servicio (DoS) en la comunicaci\u00f3n a trav\u00e9s de la unidad mediante la recepci\u00f3n de un paquete SLMP especialmente dise\u00f1ado"
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"id": "CVE-2020-5668",
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"source": "Red Hat CSAF VEX",
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"title": "CVE-2020-5668",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-5668.json",
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}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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