CVE-2022-43486 (GCVE-0-2022-43486)
Vulnerability from cvelistv5 – Published: 2022-12-19 00:00 – Updated: 2025-04-17 14:34
VLAI
EPSS
VEX
Summary
Hidden functionality vulnerability in Buffalo network devices allows a network-adjacent attacker with an administrative privilege to enable the debug functionalities and execute an arbitrary command on the affected devices.
Severity
6.8 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-04-17 14:33 UTC
CWE
- Hidden Functionality
- CWE-94 - Improper Control of Generation of Code ('Code Injection')
Assigner
References
2 references
Impacted products
16 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| BUFFALO INC. | WXR-5700AX7S |
Affected:
firmware Ver. 1.27 and earlier
|
guessed | |
| BUFFALO INC. | WXR-5700AX7B |
Affected:
firmware Ver. 1.27 and earlier
|
guessed | |
| BUFFALO INC. | WSR-3200AX4S |
Affected:
firmware Ver. 1.26 and earlier
|
guessed | |
| BUFFALO INC. | WSR-3200AX4B |
Affected:
firmware Ver. 1.25
|
guessed | |
| BUFFALO INC. | WSR-2533DHP |
Affected:
firmware Ver. 1.08 and earlier
|
guessed | |
| BUFFALO INC. | WSR-2533DHP2 |
Affected:
firmware Ver. 1.22 and earlier
|
guessed | |
| BUFFALO INC. | WSR-A2533DHP2 |
Affected:
firmware Ver. 1.22 and earlier
|
guessed | |
| BUFFALO INC. | WSR-2533DHP3 |
Affected:
firmware Ver. 1.26 and earlier
|
guessed | |
| BUFFALO INC. | WSR-A2533DHP3 |
Affected:
firmware Ver. 1.26 and earlier
|
guessed | |
| BUFFALO INC. | WSR-2533DHPL |
Affected:
firmware Ver. 1.08 and earlier
|
guessed | |
| BUFFALO INC. | WSR-2533DHPL2 |
Affected:
firmware Ver. 1.03 and earlier
|
guessed | |
| BUFFALO INC. | WSR-2533DHPLS |
Affected:
firmware Ver. 1.07 and earlier
|
guessed | |
| BUFFALO INC. | WSR-2533DHPLB |
Affected:
firmware Ver. 1.05
|
guessed | |
| BUFFALO INC. | WCR-1166DS |
Affected:
firmware Ver. 1.34 and earlier
|
guessed | |
| BUFFALO INC. | WEX-1800AX4 |
Affected:
firmware Ver. 1.13 and earlier
|
guessed | |
| BUFFALO INC. | WEX-1800AX4EA |
Affected:
firmware Ver. 1.13 and earlier
|
guessed |
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"version": "firmware Ver. 1.07 and earlier"
}
]
},
{
"product": "WSR-2533DHPLB",
"vendor": "BUFFALO INC.",
"versions": [
{
"status": "affected",
"version": "firmware Ver. 1.05"
}
]
},
{
"product": "WCR-1166DS",
"vendor": "BUFFALO INC.",
"versions": [
{
"status": "affected",
"version": "firmware Ver. 1.34 and earlier"
}
]
},
{
"product": "WEX-1800AX4",
"vendor": "BUFFALO INC.",
"versions": [
{
"status": "affected",
"version": "firmware Ver. 1.13 and earlier"
}
]
},
{
"product": "WEX-1800AX4EA",
"vendor": "BUFFALO INC.",
"versions": [
{
"status": "affected",
"version": "firmware Ver. 1.13 and earlier"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Hidden functionality vulnerability in Buffalo network devices allows a network-adjacent attacker with an administrative privilege to enable the debug functionalities and execute an arbitrary command on the affected devices."
}
],
"problemTypes": [
{
"descriptions": [
{
"description": "Hidden Functionality",
"lang": "en",
"type": "text"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-02-14T06:44:41.723Z",
"orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
"shortName": "jpcert"
},
"references": [
{
"url": "https://www.buffalo.jp/news/detail/20240131-01.html"
},
{
"url": "https://jvn.jp/en/vu/JVNVU97099584/"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
"assignerShortName": "jpcert",
"cveId": "CVE-2022-43486",
"datePublished": "2022-12-19T00:00:00.000Z",
"dateReserved": "2022-12-05T00:00:00.000Z",
"dateUpdated": "2025-04-17T14:34:25.560Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
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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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