CVE-2021-38181 (GCVE-0-2021-38181)
Vulnerability from cvelistv5 – Published: 2021-10-12 14:03 – Updated: 2024-08-04 01:37
VLAI
EPSS
VEX
Summary
SAP NetWeaver AS ABAP and ABAP Platform - versions 700, 701, 702, 730, 731, 740, 750, 751, 752, 753, 754, 755, 756, allows an attacker to prevent legitimate users from accessing a service, either by crashing or flooding the service.
Severity
7.5 (High)
CWE
- Denial of Service
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://launchpad.support.sap.com/#/notes/3080710 | x_refsource_MISC |
| https://wiki.scn.sap.com/wiki/pages/viewpage.acti… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| SAP SE | SAP NetWeaver AS ABAP and ABAP Platform |
Affected:
< 700
Affected: < 701 Affected: < 702 Affected: < 730 Affected: < 731 Affected: < 740 Affected: < 750 Affected: < 751 Affected: < 752 Affected: < 753 Affected: < 754 Affected: < 755 Affected: < 756 |
guessed |
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"criteria": "cpe:2.3:a:sap:netweaver_application_server_abap:754:*:*:*:*:*:*:*",
"matchCriteriaId": "D416C064-BB8A-4230-A761-84A93E017F79",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:sap:netweaver_application_server_abap:755:*:*:*:*:*:*:*",
"matchCriteriaId": "6B8D3EA0-28E6-4333-8C67-B9D3775EB9BC",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:sap:netweaver_application_server_abap:756:*:*:*:*:*:*:*",
"matchCriteriaId": "72491771-4492-4902-9F0C-CE6A60BAA705",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "SAP NetWeaver AS ABAP and ABAP Platform - versions 700, 701, 702, 730, 731, 740, 750, 751, 752, 753, 754, 755, 756, allows an attacker to prevent legitimate users from accessing a service, either by crashing or flooding the service."
},
{
"lang": "es",
"value": "SAP NetWeaver AS ABAP y ABAP Platform - versiones 700, 701, 702, 730, 731, 740, 750, 751, 752, 753, 754, 755, 756, permite a un atacante impedir que los usuarios leg\u00edtimos accedan a un servicio, ya sea al bloquear o inundar el servicio"
}
],
"id": "CVE-2021-38181",
"lastModified": "2024-11-21T06:16:35.023",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-10-12T15:15:08.860",
"references": [
{
"source": "cna@sap.com",
"tags": [
"Permissions Required"
],
"url": "https://launchpad.support.sap.com/#/notes/3080710"
},
{
"source": "cna@sap.com",
"tags": [
"Vendor Advisory"
],
"url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=587169983"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Permissions Required"
],
"url": "https://launchpad.support.sap.com/#/notes/3080710"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=587169983"
}
],
"sourceIdentifier": "cna@sap.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2026-03-27T13:43:23+00:00",
"cve": "CVE-2021-38181",
"id": "CVE-2021-38181",
"initial_release_date": "2021-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "CVE-2021-38181",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-38181.json",
"version": "3"
}
}
}
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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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