CVE-2021-29097
Estado: ModificadaAlta (7.8)—
Multiple buffer overflow vulnerabilities when parsing a specially crafted file in Esri ArcReader, ArcGIS Desktop, ArcGIS Engine 10.8.1 (and earlier) and ArcGIS Pro 2.7 (and earlier) allow an unauthenticated attacker to achieve arbitrary code execution in the context of the current user.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.41%
- Percentil entre todas las CVEs puntuadas: 84
- 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 (4)
CWE
- CWE-121, CWE-122
- CWE-119
Referencias
- https://www.esri.com/arcgis-blog/products/arcgis/administration/security-advisory-general-raster/
- https://www.zerodayinitiative.com/advisories/ZDI-21-360/
- https://www.zerodayinitiative.com/advisories/ZDI-21-363/
- https://www.zerodayinitiative.com/advisories/ZDI-21-364/
- https://www.zerodayinitiative.com/advisories/ZDI-21-365/
- https://www.zerodayinitiative.com/advisories/ZDI-21-367/
- https://www.zerodayinitiative.com/advisories/ZDI-21-368/
- https://www.zerodayinitiative.com/advisories/ZDI-21-369/
- https://www.zerodayinitiative.com/advisories/ZDI-21-371/
- https://www.esri.com/arcgis-blog/products/arcgis/administration/security-advisory-general-raster/
- https://www.zerodayinitiative.com/advisories/ZDI-21-360/
- https://www.zerodayinitiative.com/advisories/ZDI-21-363/
- https://www.zerodayinitiative.com/advisories/ZDI-21-364/
- https://www.zerodayinitiative.com/advisories/ZDI-21-365/
- https://www.zerodayinitiative.com/advisories/ZDI-21-367/
- https://www.zerodayinitiative.com/advisories/ZDI-21-368/
- https://www.zerodayinitiative.com/advisories/ZDI-21-369/
- https://www.zerodayinitiative.com/advisories/ZDI-21-371/
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-29097",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 6.8,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV30": [
{
"type": "Secondary",
"source": "psirt@esri.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.0",
"baseScore": 7.8,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1.8
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.8,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1.8
}
]
},
"affected": [
{
"source": "psirt@esri.com",
"affectedData": [
{
"vendor": "Esri",
"product": "ArcReader",
"versions": [
{
"status": "affected",
"version": "All",
"lessThan": "10.9.0",
"versionType": "custom"
}
],
"platforms": [
"x86"
]
},
{
"vendor": "Esri",
"product": "ArcGIS Desktop",
"versions": [
{
"status": "affected",
"version": "All",
"lessThan": "10.9.0",
"versionType": "custom"
}
],
"platforms": [
"x86"
]
},
{
"vendor": "Esri",
"product": "ArcGIS Engine",
"versions": [
{
"status": "affected",
"version": "All",
"lessThan": "10.9.0",
"versionType": "custom"
}
],
"platforms": [
"x64"
]
},
{
"vendor": "Esri",
"product": "ArcGIS Engine",
"versions": [
{
"status": "affected",
"version": "All",
"lessThan": "10.9.0",
"versionType": "custom"
}
],
"platforms": [
"x86"
]
},
{
"vendor": "Esri",
"product": "ArcGIS Pro",
"versions": [
{
"status": "affected",
"version": "All",
"lessThan": "4.7.2",
"versionType": "custom"
}
],
"platforms": [
"x64"
]
},
{
"vendor": "Esri",
"product": "ArcGIS Desktop Background Geoprocessing",
"versions": [
{
"status": "affected",
"version": "All",
"lessThan": "10.9",
"versionType": "custom"
}
],
"platforms": [
"x86"
]
},
{
"vendor": "Esri",
"product": "ArcGIS Desktop Background Geoprocessing",
"versions": [
{
"status": "affected",
"version": "All",
"lessThan": "10.9",
"versionType": "custom"
}
],
"platforms": [
"x64"
]
}
]
}
],
"published": "2021-03-25T21:15:13.467",
"references": [
{
"url": "https://www.esri.com/arcgis-blog/products/arcgis/administration/security-advisory-general-raster/",
"tags": [
"Vendor Advisory"
],
"source": "psirt@esri.com"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-360/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@esri.com"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-363/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@esri.com"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-364/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@esri.com"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-365/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@esri.com"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-367/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@esri.com"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-368/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@esri.com"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-369/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@esri.com"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-371/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@esri.com"
},
{
"url": "https://www.esri.com/arcgis-blog/products/arcgis/administration/security-advisory-general-raster/",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-360/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-363/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-364/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-365/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-367/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-368/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-369/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-371/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@esri.com",
"description": [
{
"lang": "en",
"value": "CWE-121"
},
{
"lang": "en",
"value": "CWE-122"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-119"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Multiple buffer overflow vulnerabilities when parsing a specially crafted file in Esri ArcReader, ArcGIS Desktop, ArcGIS Engine 10.8.1 (and earlier) and ArcGIS Pro 2.7 (and earlier) allow an unauthenticated attacker to achieve arbitrary code execution in the context of the current user."
},
{
"lang": "es",
"value": "Múltiples vulnerabilidades de desbordamiento de búfer cuando se analiza un archivo especialmente diseñado en Esri ArcReader, ArcGIS Desktop, ArcGIS Engine versiones 10.8.1 (y anteriores) y ArcGIS Pro versiones 2.7 (y anteriores), permiten a un atacante no autenticado lograr una ejecución de código arbitrario en el contexto del usuario actual"
}
],
"lastModified": "2026-06-17T03:47:17.573",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:esri:arcgis_engine:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2A49E9C8-9522-45F8-B3B8-FB58D40105B4",
"versionEndIncluding": "10.8.1"
},
{
"criteria": "cpe:2.3:a:esri:arcgis_pro:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B3B1EC12-C1FB-408B-823C-8FF6581ED8ED",
"versionEndIncluding": "2.7"
},
{
"criteria": "cpe:2.3:a:esri:arcmap:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C055EC7D-F119-4350-9C8D-731873D70D4F",
"versionEndIncluding": "10.8.1"
},
{
"criteria": "cpe:2.3:a:esri:arcreader:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "93D3FB72-81E3-4DA3-88E7-B12BEDE51A53",
"versionEndIncluding": "10.8.1"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "psirt@esri.com"
}