CVE-2021-20798 - Vulnerability Details - OpenCVE

Description

Cross-site scripting vulnerability in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors.

Published: 2021-10-13

Score: 5.4 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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

Vendor Product Default status Versions

Cybozu, Inc.

Cybozu Remote Service

affected

Version	Status	Constraints
`3.1.8 to 3.1.9`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:cybozu:remote_service_manager:3.1.8:::::::*
	cpe:2.3:a:cybozu:remote_service_manager:3.1.9:::::::*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-8210	Cross-site scripting vulnerability in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00209.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://jvn.jp/en/jp/JVN52694228/index.html
https://kb.cybozu.support/article/37424

History

No history.

Subscriptions

Cybozu Remote Service Manager

MITRE

Status: PUBLISHED

Assigner: jpcert

Published: 2021-10-13T08:30:52.000Z

Updated: 2024-08-03T17:53:22.814Z

Reserved: 2020-12-17T00:00:00.000Z

Link: CVE-2021-20798

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-10-13T09:15:07.847

Modified: 2024-11-21T05:47:12.390

Link: CVE-2021-20798

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79

{"containers": {"cna": {"affected": [{"product": "Cybozu Remote Service", "vendor": "Cybozu, Inc.", "versions": [{"status": "affected", "version": "3.1.8 to 3.1.9"}]}], "descriptions": [{"lang": "en", "value": "Cross-site scripting vulnerability in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors."}], "problemTypes": [{"descriptions": [{"description": "Cross-site scripting", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-10-13T08:30:52.000Z", "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://jvn.jp/en/jp/JVN52694228/index.html"}, {"tags": ["x_refsource_MISC"], "url": "https://kb.cybozu.support/article/37424"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vultures@jpcert.or.jp", "ID": "CVE-2021-20798", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Cybozu Remote Service", "version": {"version_data": [{"version_value": "3.1.8 to 3.1.9"}]}}]}, "vendor_name": "Cybozu, Inc."}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Cross-site scripting vulnerability in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Cross-site scripting"}]}]}, "references": {"reference_data": [{"name": "https://jvn.jp/en/jp/JVN52694228/index.html", "refsource": "MISC", "url": "https://jvn.jp/en/jp/JVN52694228/index.html"}, {"name": "https://kb.cybozu.support/article/37424", "refsource": "MISC", "url": "https://kb.cybozu.support/article/37424"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:53:22.814Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://jvn.jp/en/jp/JVN52694228/index.html"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://kb.cybozu.support/article/37424"}]}]}, "cveMetadata": {"assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "assignerShortName": "jpcert", "cveId": "CVE-2021-20798", "datePublished": "2021-10-13T08:30:52.000Z", "dateReserved": "2020-12-17T00:00:00.000Z", "dateUpdated": "2024-08-03T17:53:22.814Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:cybozu:remote_service_manager:3.1.8:*:*:*:*:*:*:*", "matchCriteriaId": "B9219597-06C9-4D4C-A5CB-C5B8CDB0C2C8", "vulnerable": true}, {"criteria": "cpe:2.3:a:cybozu:remote_service_manager:3.1.9:*:*:*:*:*:*:*", "matchCriteriaId": "2DEC9D57-563E-4C78-83C3-967ACED941CD", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Cross-site scripting vulnerability in the management screen of Cybozu Remote Service 3.1.8 to 3.1.9 allows a remote authenticated attacker to inject an arbitrary script via unspecified vectors."}, {"lang": "es", "value": "Una vulnerabilidad de tipo cross-site scripting en la pantalla de administraci\u00f3n de Cybozu Remote Service versiones 3.1.8 hasta 3.1.9, permite a un atacante remoto autenticado inyectar un script arbitrario por vectores no especificados"}], "id": "CVE-2021-20798", "lastModified": "2024-11-21T05:47:12.390", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 3.5, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-10-13T09:15:07.847", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN52694228/index.html"}, {"source": "vultures@jpcert.or.jp", "tags": ["Vendor Advisory"], "url": "https://kb.cybozu.support/article/37424"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN52694228/index.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://kb.cybozu.support/article/37424"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}