CVE-2023-41963
Estado: ModificadaAlta (7.5)—
Denial-of-service (DoS) vulnerability exists in FTP service of HMI GC-A2 series. If a remote unauthenticated attacker sends a specially crafted packets to specific ports, a denial-of-service (DoS) condition may occur.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.98%
- Percentil entre todas las CVEs puntuadas: 61
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (10)
CWE
- CWE-400
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2023-41963",
"cveTags": [],
"metrics": {
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.5,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "vultures@jpcert.or.jp",
"affectedData": [
{
"vendor": "JTEKT ELECTRONICS CORPORATION",
"product": "GC-A22W-CW",
"versions": [
{
"status": "affected",
"version": "all versions"
}
]
},
{
"vendor": "JTEKT ELECTRONICS CORPORATION",
"product": "GC-A24W-C(W)",
"versions": [
{
"status": "affected",
"version": "all versions"
}
]
},
{
"vendor": "JTEKT ELECTRONICS CORPORATION",
"product": "GC-A26W-C(W)",
"versions": [
{
"status": "affected",
"version": "all versions"
}
]
},
{
"vendor": "JTEKT ELECTRONICS CORPORATION",
"product": "GC-A24",
"versions": [
{
"status": "affected",
"version": "all versions"
}
]
},
{
"vendor": "JTEKT ELECTRONICS CORPORATION",
"product": "GC-A24-M",
"versions": [
{
"status": "affected",
"version": "all versions"
}
]
},
{
"vendor": "JTEKT ELECTRONICS CORPORATION",
"product": "GC-A25",
"versions": [
{
"status": "affected",
"version": "all versions"
}
]
},
{
"vendor": "JTEKT ELECTRONICS CORPORATION",
"product": "GC-A26",
"versions": [
{
"status": "affected",
"version": "all versions"
}
]
},
{
"vendor": "JTEKT ELECTRONICS CORPORATION",
"product": "GC-A26-J2",
"versions": [
{
"status": "affected",
"version": "all versions"
}
]
},
{
"vendor": "JTEKT ELECTRONICS CORPORATION",
"product": "GC-A27-C",
"versions": [
{
"status": "affected",
"version": "all versions"
}
]
},
{
"vendor": "JTEKT ELECTRONICS CORPORATION",
"product": "GC-A28-C",
"versions": [
{
"status": "affected",
"version": "all versions"
}
]
}
]
}
],
"published": "2023-12-12T10:15:10.253",
"references": [
{
"url": "https://jvn.jp/en/jp/JVN34145838/",
"tags": [
"Third Party Advisory"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "https://www.electronics.jtekt.co.jp/en/topics/202312116562/",
"tags": [
"Vendor Advisory"
],
"source": "vultures@jpcert.or.jp"
},
{
"url": "https://jvn.jp/en/jp/JVN34145838/",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.electronics.jtekt.co.jp/en/topics/202312116562/",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-400"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Denial-of-service (DoS) vulnerability exists in FTP service of HMI GC-A2 series. If a remote unauthenticated attacker sends a specially crafted packets to specific ports, a denial-of-service (DoS) condition may occur."
},
{
"lang": "es",
"value": "Existe una vulnerabilidad de Denegación de Servicio (DoS) en el servicio FTP de la serie HMI GC-A2. Si un atacante remoto no autenticado envía paquetes especialmente manipulados a puertos específicos, puede producirse una condición de Denegación de Servicio (DoS)."
}
],
"lastModified": "2026-06-17T06:23:09.310",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:jtekt:gc-a22w-cw_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "91C6BFC0-2629-40E6-9560-F4CCF247FF86"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:jtekt:gc-a22w-cw:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "E58817AE-FC2B-4196-A09D-7BF15368373F"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:jtekt:gc-a24w-c\\(w\\)_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2F462AD0-21AD-4FBD-98F9-2BD920135243"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:jtekt:gc-a24w-c\\(w\\):-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "CAC9C7A9-D352-4DC6-AD86-09C9D73D010F"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:jtekt:gc-a26w-c\\(w\\)_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1A3F78EB-466C-4E82-83CA-07BD6F04FFF0"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:jtekt:gc-a26w-c\\(w\\):-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "DD63E1F9-5446-4EAD-9B1E-F13FF8777A90"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:jtekt:gc-a24_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7B6FAC57-BE6E-4278-9BD9-3752EACA1276"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:jtekt:gc-a24:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "B7D3772C-2354-47F9-B240-13D83BE15918"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:jtekt:gc-a24-m_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DE3DC5A5-FFA1-44E9-BE37-17BBFC521BBD"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:jtekt:gc-a24-m:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "81D13B24-686E-4276-9225-2D72216FB295"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:jtekt:gc-a25_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "EA028275-6BCB-4E72-8C9D-EDE94ADAFC8C"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:jtekt:gc-a25:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "943F5C5F-FFE8-42FC-ACFD-ADA72E9998C7"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:jtekt:gc-a26_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "080F664B-552A-4E18-B0B5-E1D747DDACAA"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:jtekt:gc-a26:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "43F132BC-7E89-4350-A126-9E4DCECA056A"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:jtekt:gc-a26-j2_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "72440455-A361-4C9A-B8D3-62E0158ACD5D"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:jtekt:gc-a26-j2:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "E6513442-366F-4C44-BA69-A8FFC3A4DD5B"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:jtekt:gc-a27-c_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "1C474BB0-2ACC-4B2D-9F32-4106C71157D3"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:jtekt:gc-a27-c:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "0D2F9BBA-89AE-4B8D-9889-C4D4C05F6CB8"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:jtekt:gc-a28-c_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4B478A37-3780-436D-893F-C0375EEA3EC4"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:jtekt:gc-a28-c:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "1530E0C4-B18C-4C5D-AE8F-F76844F30273"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "vultures@jpcert.or.jp"
}