CVE-2021-42549 - Vulnerability Details - OpenCVE

Description

Insufficient Input Validation in the search functionality of Wordpress plugin Lets-Box prior to 1.15.3 allows unauthenticated user to craft a reflected Cross-Site Scripting attack.

Published: 2021-12-13

Score: 4.7 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

WP Cloud Plugins

Lets-Box

affected

Version	Status	Constraints
`unspecified`	affected	< 1.15.3

Configuration 1 [-]

cpe:2.3:a:wpcloudplugins:lets-box:*:*:*:*:*:wordpress:*:*

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-2021-29518	Insufficient Input Validation in the search functionality of Wordpress plugin Lets-Box prior to 1.15.3 allows unauthenticated user to craft a reflected Cross-Site Scripting attack.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00782.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.wpcloudplugins.com/wp-content/plugins/lets-box/_documentation/index.html#releasenotes

History

No history.

Subscriptions

Wpcloudplugins Lets-box

MITRE

Status: PUBLISHED

Assigner: NCSC.ch

Published: 2021-12-13T10:54:34.000Z

Updated: 2024-08-04T03:38:49.191Z

Reserved: 2021-10-15T00:00:00.000Z

Link: CVE-2021-42549

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-12-13T11:15:10.130

Modified: 2024-11-21T06:27:47.153

Link: CVE-2021-42549

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-79

{"containers": {"cna": {"affected": [{"product": "Lets-Box", "vendor": "WP Cloud Plugins", "versions": [{"lessThan": "1.15.3", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Trainer Red"}], "descriptions": [{"lang": "en", "value": "Insufficient Input Validation in the search functionality of Wordpress plugin Lets-Box prior to 1.15.3 allows unauthenticated user to craft a reflected Cross-Site Scripting attack."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Cross-site Scripting (XSS)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-12-13T10:54:34.000Z", "orgId": "455daabc-a392-441d-aa46-37d35189897c", "shortName": "NCSC.ch"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://www.wpcloudplugins.com/wp-content/plugins/lets-box/_documentation/index.html#releasenotes"}], "source": {"discovery": "EXTERNAL"}, "title": "reflected XSS in search functionality of WP Cloud Plugins - Lets-Box", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vulnerability@ncsc.ch", "ID": "CVE-2021-42549", "STATE": "PUBLIC", "TITLE": "reflected XSS in search functionality of WP Cloud Plugins - Lets-Box"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Lets-Box", "version": {"version_data": [{"version_affected": "<", "version_value": "1.15.3"}]}}]}, "vendor_name": "WP Cloud Plugins"}]}}, "credit": [{"lang": "eng", "value": "Trainer Red"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Insufficient Input Validation in the search functionality of Wordpress plugin Lets-Box prior to 1.15.3 allows unauthenticated user to craft a reflected Cross-Site Scripting attack."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-79 Cross-site Scripting (XSS)"}]}]}, "references": {"reference_data": [{"name": "https://www.wpcloudplugins.com/wp-content/plugins/lets-box/_documentation/index.html#releasenotes", "refsource": "CONFIRM", "url": "https://www.wpcloudplugins.com/wp-content/plugins/lets-box/_documentation/index.html#releasenotes"}]}, "source": {"discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T03:38:49.191Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.wpcloudplugins.com/wp-content/plugins/lets-box/_documentation/index.html#releasenotes"}]}]}, "cveMetadata": {"assignerOrgId": "455daabc-a392-441d-aa46-37d35189897c", "assignerShortName": "NCSC.ch", "cveId": "CVE-2021-42549", "datePublished": "2021-12-13T10:54:34.000Z", "dateReserved": "2021-10-15T00:00:00.000Z", "dateUpdated": "2024-08-04T03:38:49.191Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:wpcloudplugins:lets-box:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "8E0F0960-2C30-473A-A747-88D6164DA2BC", "versionEndExcluding": "1.15.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Insufficient Input Validation in the search functionality of Wordpress plugin Lets-Box prior to 1.15.3 allows unauthenticated user to craft a reflected Cross-Site Scripting attack."}, {"lang": "es", "value": "Una comprobaci\u00f3n de entrada insuficiente en la funcionalidad search del plugin Lets-Box de Wordpress versiones anteriores a 1.15.3, permite a un usuario no autenticado dise\u00f1ar un ataque de tipo Cross-Site Scripting reflejado"}], "id": "CVE-2021-42549", "lastModified": "2024-11-21T06:27:47.153", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "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": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "vulnerability@ncsc.ch", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-12-13T11:15:10.130", "references": [{"source": "vulnerability@ncsc.ch", "tags": ["Third Party Advisory"], "url": "https://www.wpcloudplugins.com/wp-content/plugins/lets-box/_documentation/index.html#releasenotes"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.wpcloudplugins.com/wp-content/plugins/lets-box/_documentation/index.html#releasenotes"}], "sourceIdentifier": "vulnerability@ncsc.ch", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "vulnerability@ncsc.ch", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-79"}], "source": "nvd@nist.gov", "type": "Primary"}]}