CVE-2021-42063
Estado: ModificadaMedia (6.1)—
A security vulnerability has been discovered in the SAP Knowledge Warehouse - versions 7.30, 7.31, 7.40, 7.50. The usage of one SAP KW component within a Web browser enables unauthorized attackers to conduct XSS attacks, which might lead to disclose sensitive data.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- Puntuación base: 6.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 22%
- 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-79
Referencias
- http://packetstormsecurity.com/files/166369/SAP-Knowledge-Warehouse-7.50-7.40-7.31-7.30-Cross-Site-Scripting.html
- http://seclists.org/fulldisclosure/2022/Mar/32
- https://launchpad.support.sap.com/#/notes/3102769
- https://wiki.scn.sap.com/wiki/display/PSR/SAP+Security+Patch+Day+-+December+2021
- http://packetstormsecurity.com/files/166369/SAP-Knowledge-Warehouse-7.50-7.40-7.31-7.30-Cross-Site-Scripting.html
- http://seclists.org/fulldisclosure/2022/Mar/32
- https://launchpad.support.sap.com/#/notes/3102769
- https://wiki.scn.sap.com/wiki/display/PSR/SAP+Security+Patch+Day+-+December+2021
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-42063",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.3,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 6.1,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.7,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "cna@sap.com",
"affectedData": [
{
"vendor": "SAP SE",
"product": "SAP Knowledge Warehouse",
"versions": [
{
"status": "affected",
"version": "< 7.30"
},
{
"status": "affected",
"version": "< 7.31"
},
{
"status": "affected",
"version": "< 7.40"
},
{
"status": "affected",
"version": "< 7.50"
}
]
}
]
}
],
"published": "2021-12-14T16:15:09.260",
"references": [
{
"url": "http://packetstormsecurity.com/files/166369/SAP-Knowledge-Warehouse-7.50-7.40-7.31-7.30-Cross-Site-Scripting.html",
"tags": [
"Third Party Advisory"
],
"source": "cna@sap.com"
},
{
"url": "http://seclists.org/fulldisclosure/2022/Mar/32",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "cna@sap.com"
},
{
"url": "https://launchpad.support.sap.com/#/notes/3102769",
"tags": [
"Permissions Required"
],
"source": "cna@sap.com"
},
{
"url": "https://wiki.scn.sap.com/wiki/display/PSR/SAP+Security+Patch+Day+-+December+2021",
"tags": [
"Vendor Advisory"
],
"source": "cna@sap.com"
},
{
"url": "http://packetstormsecurity.com/files/166369/SAP-Knowledge-Warehouse-7.50-7.40-7.31-7.30-Cross-Site-Scripting.html",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://seclists.org/fulldisclosure/2022/Mar/32",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://launchpad.support.sap.com/#/notes/3102769",
"tags": [
"Permissions Required"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://wiki.scn.sap.com/wiki/display/PSR/SAP+Security+Patch+Day+-+December+2021",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A security vulnerability has been discovered in the SAP Knowledge Warehouse - versions 7.30, 7.31, 7.40, 7.50. The usage of one SAP KW component within a Web browser enables unauthorized attackers to conduct XSS attacks, which might lead to disclose sensitive data."
},
{
"lang": "es",
"value": "Se ha detectado una vulnerabilidad de seguridad en SAP Knowledge Warehouse - versiones 7.30, 7.31, 7.40, 7.50. El uso de un componente de SAP KW dentro de un navegador web permite a atacantes no autorizados llevar a cabo ataques de tipo XSS, lo que podría conllevar a revelar datos confidenciales"
}
],
"lastModified": "2026-06-17T04:09:14.887",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:sap:knowledge_warehouse:7.30:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8E2F8A78-727A-428F-A91A-D299C736AF41"
},
{
"criteria": "cpe:2.3:a:sap:knowledge_warehouse:7.31:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "69CA04E5-F14D-418B-9A41-D8F6CDCC6AC5"
},
{
"criteria": "cpe:2.3:a:sap:knowledge_warehouse:7.40:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0B617547-83A3-4C1C-840A-EA31A9994258"
},
{
"criteria": "cpe:2.3:a:sap:knowledge_warehouse:7.50:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7FB8640F-526F-48AF-ACB7-EAFA4E05BD82"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cna@sap.com"
}