CVE-2023-39454 (GCVE-0-2023-39454)
Vulnerability from cvelistv5 – Published: 2023-08-18 09:41 – Updated: 2026-05-12 08:10
VLAI
EPSS
VEX
Summary
Buffer overflow vulnerability exists in ELECOM wireless LAN routers, which may allow an unauthenticated attacker to execute arbitrary code.
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-07-03 14:02 UTC
CWE
- CWE-120 - Buffer overflow
Assigner
References
2 references
Impacted products
16 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| ELECOM CO.,LTD. | WRC-X1800GS-B |
Affected:
v1.13 and earlier
|
guessed | |
| ELECOM CO.,LTD. | WRC-X1800GSA-B |
Affected:
v1.13 and earlier
|
guessed | |
| ELECOM CO.,LTD. | WRC-X1800GSH-B |
Affected:
v1.13 and earlier
|
guessed | |
| ELECOM CO.,LTD. | WRC-X6000QS-G |
Affected:
v1.13 and earlier
|
guessed | |
| ELECOM CO.,LTD. | WRC-X6000QSA-G |
Affected:
v1.13 and earlier
|
guessed | |
| ELECOM CO.,LTD. | WRC-X3000GS3-B |
Affected:
v1.05 and earlier
|
guessed | |
| ELECOM CO.,LTD. | WRC-X3000GS3A-B |
Affected:
v1.05 and earlier
|
guessed | |
| ELECOM CO.,LTD. | WMC-2LX-B |
Affected:
v1.42 and earlier
|
guessed | |
| ELECOM CO.,LTD. | WMC-X1800GST-B |
Affected:
v1.42 and earlier
|
guessed | |
| ELECOM CO.,LTD. | WSC-X1800GS-B |
Affected:
v1.42 and earlier
|
guessed | |
| ELECOM CO.,LTD. | WMC-2LX2-B |
Affected:
v1.16
|
guessed | |
| ELECOM CO.,LTD. | WMC-X1800GST2-B |
Affected:
v1.16
|
guessed | |
| ELECOM CO.,LTD. | WSC-X1800GS2-B |
Affected:
v1.16
|
guessed | |
| elecom | wrc-x1800gs-b |
Affected:
0 , < 1.13
(custom)
cpe:2.3:h:elecom:wrc-x1800gs-b:-:*:*:*:*:*:*:* |
||
| elecom | wrc-x1800gsa-b |
Affected:
0 , < 1.13
(custom)
cpe:2.3:h:elecom:wrc-x1800gsa-b:-:*:*:*:*:*:*:* |
||
| elecom | wrc-x1800gsh-b |
Affected:
0 , < 1.13
(custom)
cpe:2.3:h:elecom:wrc-x1800gsh-b:-:*:*:*:*:*:*:* |
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},
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://www.elecom.co.jp/news/security/20230711-01/\", \"tags\": [\"x_transferred\"]}, {\"url\": \"https://jvn.jp/en/vu/JVNVU91630351/\", \"tags\": [\"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-02T18:10:20.682Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2023-39454\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-07-03T14:02:33.925181Z\"}}}], \"affected\": [{\"cpes\": [\"cpe:2.3:h:elecom:wrc-x1800gs-b:-:*:*:*:*:*:*:*\"], \"vendor\": \"elecom\", \"product\": \"wrc-x1800gs-b\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"1.13\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"cpes\": [\"cpe:2.3:h:elecom:wrc-x1800gsa-b:-:*:*:*:*:*:*:*\"], \"vendor\": \"elecom\", \"product\": \"wrc-x1800gsa-b\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"1.13\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}, {\"cpes\": [\"cpe:2.3:h:elecom:wrc-x1800gsh-b:-:*:*:*:*:*:*:*\"], \"vendor\": \"elecom\", \"product\": \"wrc-x1800gsh-b\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"1.13\", \"versionType\": \"custom\"}], \"defaultStatus\": \"unknown\"}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-10-08T14:44:29.345Z\"}}], \"cna\": {\"metrics\": [{\"format\": \"CVSS\", \"cvssV3_0\": {\"version\": \"3.0\", \"baseScore\": 8.8, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H\"}, \"scenarios\": [{\"lang\": \"en-US\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WRC-X1800GS-B\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.13 and earlier\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WRC-X1800GSA-B\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.13 and earlier\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WRC-X1800GSH-B\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.13 and earlier\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WRC-X6000QS-G\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.13 and earlier\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WRC-X6000QSA-G\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.13 and earlier\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WRC-X3000GS3-B\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.05 and earlier\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WRC-X3000GS3A-B\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.05 and earlier\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WMC-2LX-B\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.42 and earlier\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WMC-X1800GST-B\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.42 and earlier\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WSC-X1800GS-B\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.42 and earlier\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WMC-2LX2-B\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.16\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WMC-X1800GST2-B\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.16\"}]}, {\"vendor\": \"ELECOM CO.,LTD.\", \"product\": \"WSC-X1800GS2-B\", \"versions\": [{\"status\": \"affected\", \"version\": \"v1.16\"}]}], \"references\": [{\"url\": \"https://www.elecom.co.jp/news/security/20230711-01/\"}, {\"url\": \"https://jvn.jp/en/vu/JVNVU91630351/\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Buffer overflow vulnerability exists in ELECOM wireless LAN routers, which may allow an unauthenticated attacker to execute arbitrary code.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en-US\", \"type\": \"CWE\", \"cweId\": \"CWE-120\", \"description\": \"Buffer overflow\"}]}], \"providerMetadata\": {\"orgId\": \"ede6fdc4-6654-4307-a26d-3331c018e2ce\", \"shortName\": \"jpcert\", \"dateUpdated\": \"2026-05-12T08:10:42.091Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2023-39454\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-12T08:10:42.091Z\", \"dateReserved\": \"2023-08-09T11:55:02.234Z\", \"assignerOrgId\": \"ede6fdc4-6654-4307-a26d-3331c018e2ce\", \"datePublished\": \"2023-08-18T09:41:14.665Z\", \"assignerShortName\": \"jpcert\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
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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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