CVE-2021-21484 - Vulnerability Details - OpenCVE

Description

LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP directory server is configured to enable unauthenticated bind.

Published: 2021-03-09

Score: 9.8 Critical

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

SAP SE

SAP HANA

affected

Version	Status	Constraints
`< 2.0`	affected	—

Configuration 1 [-]

cpe:2.3:a:sap:hana:2.0:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-8757	LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP directory server is configured to enable unauthenticated bind.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00222.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://launchpad.support.sap.com/#/notes/3017378
https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107

History

No history.

Subscriptions

Sap Hana

MITRE

Status: PUBLISHED

Assigner: sap

Published: 2021-03-09T14:11:24.000Z

Updated: 2024-08-03T18:16:22.549Z

Reserved: 2020-12-30T00:00:00.000Z

Link: CVE-2021-21484

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-03-09T15:15:14.867

Modified: 2024-11-21T05:48:27.960

Link: CVE-2021-21484

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-863

{"containers": {"cna": {"affected": [{"product": "SAP HANA", "vendor": "SAP SE", "versions": [{"status": "affected", "version": "< 2.0"}]}], "descriptions": [{"lang": "en", "value": "LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP directory server is configured to enable unauthenticated bind."}], "metrics": [{"cvssV3_0": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"description": "Authentication Bypass", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-03-09T14:11:24.000Z", "orgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd", "shortName": "sap"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"}, {"tags": ["x_refsource_MISC"], "url": "https://launchpad.support.sap.com/#/notes/3017378"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cna@sap.com", "ID": "CVE-2021-21484", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "SAP HANA", "version": {"version_data": [{"version_name": "<", "version_value": "2.0"}]}}]}, "vendor_name": "SAP SE"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP directory server is configured to enable unauthenticated bind."}]}, "impact": {"cvss": {"baseScore": "7.7", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Authentication Bypass"}]}]}, "references": {"reference_data": [{"name": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107", "refsource": "MISC", "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"}, {"name": "https://launchpad.support.sap.com/#/notes/3017378", "refsource": "MISC", "url": "https://launchpad.support.sap.com/#/notes/3017378"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T18:16:22.549Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://launchpad.support.sap.com/#/notes/3017378"}]}]}, "cveMetadata": {"assignerOrgId": "e4686d1a-f260-4930-ac4c-2f5c992778dd", "assignerShortName": "sap", "cveId": "CVE-2021-21484", "datePublished": "2021-03-09T14:11:24.000Z", "dateReserved": "2020-12-30T00:00:00.000Z", "dateUpdated": "2024-08-03T18:16:22.549Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:sap:hana:2.0:*:*:*:*:*:*:*", "matchCriteriaId": "745FBCAF-940A-49F4-9DC9-26470F14DED7", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "LDAP authentication in SAP HANA Database version 2.0 can be bypassed if the attached LDAP directory server is configured to enable unauthenticated bind."}, {"lang": "es", "value": "Una autenticaci\u00f3n LDAP en SAP HANA Database versi\u00f3n 2.0, puede ser omitido si el servidor de directorio LDAP adjunto est\u00e1 configurado para habilitar un enlace no autenticado"}], "id": "CVE-2021-21484", "lastModified": "2024-11-21T05:48:27.960", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 6.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L", "version": "3.0"}, "exploitabilityScore": 2.2, "impactScore": 5.5, "source": "cna@sap.com", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-03-09T15:15:14.867", "references": [{"source": "cna@sap.com", "tags": ["Permissions Required", "Vendor Advisory"], "url": "https://launchpad.support.sap.com/#/notes/3017378"}, {"source": "cna@sap.com", "tags": ["Vendor Advisory"], "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required", "Vendor Advisory"], "url": "https://launchpad.support.sap.com/#/notes/3017378"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=571343107"}], "sourceIdentifier": "cna@sap.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "nvd@nist.gov", "type": "Primary"}]}