CVE-2023-27921 - Vulnerability Details - OpenCVE

Description

JINS MEME CORE Firmware version 2.2.0 and earlier uses a hard-coded cryptographic key, which may lead to data acquired by a sensor of the affected product being decrypted by a network-adjacent attacker.

Published: 2023-05-23

Score: 6.5 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

JINS Inc.

JINS MEME CORE

affected

Version	Status	Constraints
`Firmware version 2.2.0 and earlier`	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:jins:jins_meme_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:jins:jins_meme:-:*:*:*:*:*:*:*

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-2023-31647	JINS MEME CORE Firmware version 2.2.0 and earlier uses a hard-coded cryptographic key, which may lead to data acquired by a sensor of the affected product being decrypted by a network-adjacent attacker.

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00049.

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://jinsmeme.com/media/2023-04-fwapp2
https://jvn.jp/en/jp/JVN13306058/

History

Fri, 31 Jan 2025 14:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Jins Jins Meme Jins Meme Firmware

MITRE

Status: PUBLISHED

Assigner: jpcert

Published: 2023-05-23T00:00:00.000Z

Updated: 2025-01-31T13:59:20.243Z

Reserved: 2023-03-15T00:00:00.000Z

Link: CVE-2023-27921

Vulnrichment

Updated: 2024-08-02T12:23:30.807Z

NVD

Status : Modified

Published: 2023-05-23T02:15:09.867

Modified: 2025-01-31T14:15:31.123

Link: CVE-2023-27921

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-798

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2023-27921", "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "assignerShortName": "jpcert", "dateUpdated": "2025-01-31T13:59:20.243Z", "dateReserved": "2023-03-15T00:00:00.000Z", "datePublished": "2023-05-23T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert", "dateUpdated": "2023-05-23T00:00:00.000Z"}, "descriptions": [{"lang": "en", "value": "JINS MEME CORE Firmware version 2.2.0 and earlier uses a hard-coded cryptographic key, which may lead to data acquired by a sensor of the affected product being decrypted by a network-adjacent attacker."}], "affected": [{"vendor": "JINS Inc.", "product": "JINS MEME CORE", "versions": [{"version": "Firmware version 2.2.0 and earlier", "status": "affected"}]}], "references": [{"url": "https://jinsmeme.com/media/2023-04-fwapp2"}, {"url": "https://jvn.jp/en/jp/JVN13306058/"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "Use of hard-coded cryptographic key"}]}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T12:23:30.807Z"}, "title": "CVE Program Container", "references": [{"url": "https://jinsmeme.com/media/2023-04-fwapp2", "tags": ["x_transferred"]}, {"url": "https://jvn.jp/en/jp/JVN13306058/", "tags": ["x_transferred"]}]}, {"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-798", "lang": "en", "description": "CWE-798 Use of Hard-coded Credentials"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-01-17T18:45:26.910821Z", "id": "CVE-2023-27921", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-01-31T13:59:20.243Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://jinsmeme.com/media/2023-04-fwapp2", "tags": ["x_transferred"]}, {"url": "https://jvn.jp/en/jp/JVN13306058/", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T12:23:30.807Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "ADJACENT_NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2023-27921", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-01-17T18:45:26.910821Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-798", "description": "CWE-798 Use of Hard-coded Credentials"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-01-17T18:43:52.259Z"}}], "cna": {"affected": [{"vendor": "JINS Inc.", "product": "JINS MEME CORE", "versions": [{"status": "affected", "version": "Firmware version 2.2.0 and earlier"}]}], "references": [{"url": "https://jinsmeme.com/media/2023-04-fwapp2"}, {"url": "https://jvn.jp/en/jp/JVN13306058/"}], "descriptions": [{"lang": "en", "value": "JINS MEME CORE Firmware version 2.2.0 and earlier uses a hard-coded cryptographic key, which may lead to data acquired by a sensor of the affected product being decrypted by a network-adjacent attacker."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "text", "description": "Use of hard-coded cryptographic key"}]}], "providerMetadata": {"orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "shortName": "jpcert", "dateUpdated": "2023-05-23T00:00:00.000Z"}}}, "cveMetadata": {"cveId": "CVE-2023-27921", "state": "PUBLISHED", "dateUpdated": "2025-01-31T13:59:20.243Z", "dateReserved": "2023-03-15T00:00:00.000Z", "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce", "datePublished": "2023-05-23T00:00:00.000Z", "assignerShortName": "jpcert"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:jins:jins_meme_firmware:*:*:*:*:*:*:*:*", "matchCriteriaId": "52F3BF86-0FE5-45C9-A957-C32AFFB536B9", "versionEndExcluding": "2.3.0", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:h:jins:jins_meme:-:*:*:*:*:*:*:*", "matchCriteriaId": "AC1D21F9-07CB-4E3A-83A0-3EB32DCB3D20", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "JINS MEME CORE Firmware version 2.2.0 and earlier uses a hard-coded cryptographic key, which may lead to data acquired by a sensor of the affected product being decrypted by a network-adjacent attacker."}], "id": "CVE-2023-27921", "lastModified": "2025-01-31T14:15:31.123", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}, "published": "2023-05-23T02:15:09.867", "references": [{"source": "vultures@jpcert.or.jp", "tags": ["Release Notes"], "url": "https://jinsmeme.com/media/2023-04-fwapp2"}, {"source": "vultures@jpcert.or.jp", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN13306058/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes"], "url": "https://jinsmeme.com/media/2023-04-fwapp2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://jvn.jp/en/jp/JVN13306058/"}], "sourceIdentifier": "vultures@jpcert.or.jp", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-798"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-798"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}