CVE-2021-22276 (GCVE-0-2021-22276)
Vulnerability from cvelistv5 – Published: 2021-09-23 15:20 – Updated: 2024-09-16 20:58
VLAI
EPSS
VEX
Title
free@home System Access Point FW integrity check can be bypassed.
Summary
The vulnerability allows a successful attacker to bypass the integrity check of FW uploaded to the free@home System Access Point.
Severity
6.1 (Medium)
CWE
- CWE-200 - Information Exposure
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://search.abb.com/library/Download.aspx?Docu… | x_refsource_MISC |
Impacted products
2 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| ABB | System Access Point |
Affected:
2CKA006200A0156 , ≤ 2.6.3
(custom)
Affected: 2CKA006200A0155 , ≤ 2.6.3 (custom) Affected: 2CKA006220A0240 , ≤ 2.6.3 (custom) Affected: 2CKA006220A0136 , ≤ 2.6.3 (custom) Affected: 2CKA006200A0130 , ≤ 2.6.3 (custom) Affected: 2CKA006200A0105 , ≤ 2.6.3 (custom) Affected: 2CKA006200A0071 , ≤ 2.6.3 (custom) |
guessed | |
| Busch-Jaeger | System Access Point |
Affected:
2CKA006220A0031 , ≤ 2.6.3
(custom)
Affected: 2CKA006200A0154 , ≤ 2.6.3 (custom) |
guessed |
Date Public
2021-06-30 00:00
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"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-09-23T17:15:11.613",
"references": [
{
"source": "cybersecurity@ch.abb.com",
"tags": [
"Vendor Advisory"
],
"url": "https://search.abb.com/library/Download.aspx?DocumentID=9AKK107992A6475\u0026LanguageCode=en\u0026DocumentPartId=\u0026Action=Launch"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://search.abb.com/library/Download.aspx?DocumentID=9AKK107992A6475\u0026LanguageCode=en\u0026DocumentPartId=\u0026Action=Launch"
}
],
"sourceIdentifier": "cybersecurity@ch.abb.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-200"
}
],
"source": "cybersecurity@ch.abb.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-354"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-03-27T14:52:11+00:00",
"cve": "CVE-2021-22276",
"id": "CVE-2021-22276",
"initial_release_date": "2021-06-30T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "free@home System Access Point FW integrity check can be bypassed.",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-22276.json",
"version": "3"
}
}
}
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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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