CVE-2021-34685

View on CVE.org

Published Nov 8, 2021 CVSS 3.1 · 2.7 Low EPSS 2.3% KEV · Not listed

Description

UploadService in Hitachi Vantara Pentaho Business Analytics through 9.1 does not properly verify uploaded user files, which allows an authenticated user to upload various files of different file types. Specifically, a .jsp file is not allowed, but a .jsp. file is allowed (and leads to remote code execution).

Affected Products

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

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:hitachi:vantara_pentaho:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-21335	UploadService in Hitachi Vantara Pentaho Business Analytics through 9.1 does not properly verify uploaded user files, which allows an authenticated user to upload various files of different file types. Specifically, a .jsp file is not allowed, but a .jsp. file is allowed (and leads to remote code execution).

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 2.3% (2.322% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html
https://www.hitachi.com/hirt/security/index.html

History

No history.

Subscriptions

Hitachi Vantara Pentaho

Weaknesses

CWE-434

Sources

CVE record Updated: Aug 4, 2024, 12:19 AM

Status: PUBLISHED
Assigner: mitre
Published: Nov 8, 2021, 3:37 AM
Updated: Aug 4, 2024, 12:19 AM
Reserved: Jun 14, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:56 AM

Status: Modified
Published: Nov 8, 2021, 4:15 AM
Modified: Jun 17, 2026, 3:56 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "UploadService in Hitachi Vantara Pentaho Business Analytics through 9.1 does not properly verify uploaded user files, which allows an authenticated user to upload various files of different file types. Specifically, a .jsp file is not allowed, but a .jsp. file is allowed (and leads to remote code execution)."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 2.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AC:L/AV:N/A:N/C:N/I:L/PR:H/S:U/UI:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-11-08T03:37:53.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.hitachi.com/hirt/security/index.html"}, {"tags": ["x_refsource_MISC"], "url": "http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-34685", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "UploadService in Hitachi Vantara Pentaho Business Analytics through 9.1 does not properly verify uploaded user files, which allows an authenticated user to upload various files of different file types. Specifically, a .jsp file is not allowed, but a .jsp. file is allowed (and leads to remote code execution)."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AC:L/AV:N/A:N/C:N/I:L/PR:H/S:U/UI:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://www.hitachi.com/hirt/security/index.html", "refsource": "MISC", "url": "https://www.hitachi.com/hirt/security/index.html"}, {"name": "http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:19:47.886Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.hitachi.com/hirt/security/index.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-34685", "datePublished": "2021-11-08T03:37:53.000Z", "dateReserved": "2021-06-14T00:00:00.000Z", "dateUpdated": "2024-08-04T00:19:47.886Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:hitachi:vantara_pentaho:*:*:*:*:*:*:*:*", "matchCriteriaId": "112246CB-127C-4D03-BAC5-42F0DE0F6D79", "versionEndIncluding": "9.1.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "UploadService in Hitachi Vantara Pentaho Business Analytics through 9.1 does not properly verify uploaded user files, which allows an authenticated user to upload various files of different file types. Specifically, a .jsp file is not allowed, but a .jsp. file is allowed (and leads to remote code execution)."}, {"lang": "es", "value": "UploadService en Hitachi Vantara Pentaho Business Analytics versiones hasta 9.1, no verifica apropiadamente los archivos de usuario cargados, que permite a un usuario autenticado cargar varios archivos de diferentes tipos. En concreto, un archivo .jsp no est\u00e1 permitido, pero un archivo .jsp. s\u00ed lo est\u00e1 (y conlleva a una ejecuci\u00f3n de c\u00f3digo remota)"}], "id": "CVE-2021-34685", "lastModified": "2026-06-17T03:56:21.233", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 2.7, "baseSeverity": "LOW", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 1.4, "source": "cve@mitre.org", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-11-08T04:15:08.377", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://www.hitachi.com/hirt/security/index.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/164775/Pentaho-Business-Analytics-Pentaho-Business-Server-9.1-Filename-Bypass.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.hitachi.com/hirt/security/index.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-434"}], "source": "nvd@nist.gov", "type": "Primary"}]}