CVE-2021-34576

Observable discrepancy in Kaden PICOFLUX AiR leaks water consumption

View on CVE.org

Published Sep 16, 2021 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed

Description

In Kaden PICOFLUX Air in all known versions an information exposure through observable discrepancy exists. This may give sensitive information (water consumption without distinct values) to third parties.

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

Kaden

PICOFLUX AiR

affected

Version	Status	Constraints
`all`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:kadenvodomery:picoflux_air_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:kadenvodomery:picoflux_air:-:*:*:*:*:*:*:*

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-2021-21226	In Kaden PICOFLUX Air in all known versions an information exposure through observable discrepancy exists. This may give sensitive information (water consumption without distinct values) to third parties.

Metrics

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Adjacent Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.365% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.fit.vutbr.cz/~polcak/CVE-2021-34576.en

History

Sep 17, 2024 2:45 AM Title updated View changes

Type	Values Removed	Values Added
Title	Observable discrepancy in Kaden PICOFLUX AiR leaks water consumption	Observable discrepancy in Kaden PICOFLUX AiR leaks water consumption

Subscriptions

Kadenvodomery Picoflux Air Picoflux Air Firmware

Weaknesses

CWE-203

Sources

CVE record Updated: Sep 17, 2024, 2:31 AM

Status: PUBLISHED
Assigner: CERTVDE
Published: Sep 16, 2021, 12:20 PM
Updated: Sep 17, 2024, 2:31 AM
Reserved: Jun 10, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

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

Status: Modified
Published: Sep 16, 2021, 1:15 PM
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": "PICOFLUX AiR", "vendor": "Kaden", "versions": [{"status": "affected", "version": "all"}]}], "credits": [{"lang": "en", "value": "Libor POL\u010c\u00c1K reported to CERT@VDE"}], "datePublic": "2021-08-31T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "In Kaden PICOFLUX Air in all known versions an information exposure through observable discrepancy exists. This may give sensitive information (water consumption without distinct values) to third parties."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-203", "description": "CWE-203 Information Exposure Through Discrepancy", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-09-16T12:20:19.000Z", "orgId": "270ccfa6-a436-4e77-922e-914ec3a9685c", "shortName": "CERTVDE"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://www.fit.vutbr.cz/~polcak/CVE-2021-34576.en"}], "source": {"discovery": "UNKNOWN"}, "title": "Observable discrepancy in Kaden PICOFLUX AiR leaks water consumption", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "info@cert.vde.com", "DATE_PUBLIC": "2021-08-31T22:00:00.000Z", "ID": "CVE-2021-34576", "STATE": "PUBLIC", "TITLE": "Observable discrepancy in Kaden PICOFLUX AiR leaks water consumption"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "PICOFLUX AiR", "version": {"version_data": [{"version_value": "all"}]}}]}, "vendor_name": "Kaden"}]}}, "credit": [{"lang": "eng", "value": "Libor POL\u010c\u00c1K reported to CERT@VDE"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "In Kaden PICOFLUX Air in all known versions an information exposure through observable discrepancy exists. This may give sensitive information (water consumption without distinct values) to third parties."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-203 Information Exposure Through Discrepancy"}]}]}, "references": {"reference_data": [{"name": "https://www.fit.vutbr.cz/~polcak/CVE-2021-34576.en", "refsource": "CONFIRM", "url": "https://www.fit.vutbr.cz/~polcak/CVE-2021-34576.en"}]}, "source": {"discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T00:19:47.029Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.fit.vutbr.cz/~polcak/CVE-2021-34576.en"}]}]}, "cveMetadata": {"assignerOrgId": "270ccfa6-a436-4e77-922e-914ec3a9685c", "assignerShortName": "CERTVDE", "cveId": "CVE-2021-34576", "datePublished": "2021-09-16T12:20:19.792Z", "dateReserved": "2021-06-10T00:00:00.000Z", "dateUpdated": "2024-09-17T02:31:17.646Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "PICOFLUX AiR", "vendor": "Kaden", "versions": [{"status": "affected", "version": "all"}]}], "source": "info@cert.vde.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:kadenvodomery:picoflux_air_firmware:-:*:*:*:*:*:*:*", "matchCriteriaId": "E997A4A7-18BF-4D96-9BA4-693546CC9B89", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:kadenvodomery:picoflux_air:-:*:*:*:*:*:*:*", "matchCriteriaId": "01C6CD16-D38E-4B3C-9FBF-BF017B41D021", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In Kaden PICOFLUX Air in all known versions an information exposure through observable discrepancy exists. This may give sensitive information (water consumption without distinct values) to third parties."}, {"lang": "es", "value": "En Kaden PICOFLUX Air en todas las versiones conocidas se presenta una exposici\u00f3n de informaci\u00f3n mediante una discrepancia observable. Esto puede dar informaci\u00f3n confidencial (consumo de agua sin valores distintos) a terceros"}], "id": "CVE-2021-34576", "lastModified": "2026-06-17T03:56:09.600", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 3.3, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:A/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 6.5, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "info@cert.vde.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-09-16T13:15:14.817", "references": [{"source": "info@cert.vde.com", "tags": ["Third Party Advisory"], "url": "https://www.fit.vutbr.cz/~polcak/CVE-2021-34576.en"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.fit.vutbr.cz/~polcak/CVE-2021-34576.en"}], "sourceIdentifier": "info@cert.vde.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-203"}], "source": "info@cert.vde.com", "type": "Secondary"}]}