CVE-2020-13921
Estado: ModificadaCrítica (9.8)—
**Resolved** Only when using H2/MySQL/TiDB as Apache SkyWalking storage, there is a SQL injection vulnerability in the wildcard query cases.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 33%
- Percentil entre todas las CVEs puntuadas: 98
- 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 (1)
CWE
- CWE-89
Referencias
- http://www.openwall.com/lists/oss-security/2020/08/05/3
- https://github.com/apache/skywalking/pull/4970
- https://lists.apache.org/thread.html/r6f3a934ebc54585d8468151a494c1919dc1ee2cccaf237ec434dbbd6%40%3Cdev.skywalking.apache.org%3E
- http://www.openwall.com/lists/oss-security/2020/08/05/3
- https://github.com/apache/skywalking/pull/4970
- https://lists.apache.org/thread.html/r6f3a934ebc54585d8468151a494c1919dc1ee2cccaf237ec434dbbd6%40%3Cdev.skywalking.apache.org%3E
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-13921",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 7.5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 9.8,
"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "security@apache.org",
"affectedData": [
{
"vendor": "n/a",
"product": "Apache SkyWalking",
"versions": [
{
"status": "affected",
"version": "Apache SkyWalking 6.5.0, 6.6.0, 7.0.0, 8.0.0, 8.0.1"
}
]
}
]
}
],
"published": "2020-08-05T14:15:12.327",
"references": [
{
"url": "http://www.openwall.com/lists/oss-security/2020/08/05/3",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "security@apache.org"
},
{
"url": "https://github.com/apache/skywalking/pull/4970",
"tags": [
"Third Party Advisory"
],
"source": "security@apache.org"
},
{
"url": "https://lists.apache.org/thread.html/r6f3a934ebc54585d8468151a494c1919dc1ee2cccaf237ec434dbbd6%40%3Cdev.skywalking.apache.org%3E",
"source": "security@apache.org"
},
{
"url": "http://www.openwall.com/lists/oss-security/2020/08/05/3",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/apache/skywalking/pull/4970",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://lists.apache.org/thread.html/r6f3a934ebc54585d8468151a494c1919dc1ee2cccaf237ec434dbbd6%40%3Cdev.skywalking.apache.org%3E",
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-89"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "**Resolved** Only when using H2/MySQL/TiDB as Apache SkyWalking storage, there is a SQL injection vulnerability in the wildcard query cases."
},
{
"lang": "es",
"value": "** Resuelto** Solo cuando se usa H2/MySQL/TiDB como almacenamiento Apache SkyWalking, existe una vulnerabilidad de inyección SQL en los casos de consulta comodín"
}
],
"lastModified": "2026-06-17T02:53:54.080",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:apache:skywalking:6.5.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E62A23B6-6BE7-47F7-88A5-6EFC34A2566F"
},
{
"criteria": "cpe:2.3:a:apache:skywalking:6.6.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F51FACC0-3D78-437A-BC9C-6D5550CFB48D"
},
{
"criteria": "cpe:2.3:a:apache:skywalking:7.0.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F5C5A2EB-0DF4-4172-BEDB-2D7ED9F43917"
},
{
"criteria": "cpe:2.3:a:apache:skywalking:8.0.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A9EEB0AC-DE2A-41AE-B62B-26A2A0118EE5"
},
{
"criteria": "cpe:2.3:a:apache:skywalking:8.0.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A6C3300E-F3F5-4CF2-9670-FE50DA4599AD"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "security@apache.org"
}