Vulnerability-Lookup

GHSA-CG49-X3J6-7J3G

Vulnerability from github – Published: 2025-05-26 12:30 – Updated: 2025-05-26 12:30

Details

This issue affects all Be-Tech Mifare Classic card systems. To fix the vulnerability, it is necessary to replace the software, encoder, cards, and PCBs in the locks.

Severity

6.8 (Medium)


                  
                    CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

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{
  "affected": [],
  "aliases": [
    "CVE-2025-4053"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-312"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-05-26T10:15:21Z",
    "severity": "MODERATE"
  },
  "details": "The data\u00a0stored in\u00a0Be-Tech Mifare Classic card\u00a0is stored in cleartext.\u00a0An attacker having access to a Be-Tech hotel guest\u00a0Mifare Classic card can create a master key card that unlocks all the locks in the building. \n\nThis issue affects all\u00a0Be-Tech Mifare Classic card systems.\u00a0To fix the vulnerability, it is necessary to replace the software, encoder, cards, and PCBs in the locks.",
  "id": "GHSA-cg49-x3j6-7j3g",
  "modified": "2025-05-26T12:30:30Z",
  "published": "2025-05-26T12:30:30Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-4053"
    },
    {
      "type": "WEB",
      "url": "https://cert.pl/en/posts/2025/05/CVE-2025-4053"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2025-4053 (GCVE-0-2025-4053)

Vulnerability from cvelistv5 – Published: 2025-05-26 10:03 – Updated: 2025-05-27 14:23

Title

Unauthorized creation of master key in Mifare Classic Be-Tech cards

Summary

The data stored in Be-Tech Mifare Classic card is stored in cleartext. An attacker having access to a Be-Tech hotel guest Mifare Classic card can create a master key card that unlocks all the locks in the building. This issue affects all Be-Tech Mifare Classic card systems. To fix the vulnerability, it is necessary to replace the software, encoder, cards, and PCBs in the locks.

Severity

6.8 (Medium)


                        
                          CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-05-27 14:23 UTC

CWE

CWE-312 - Cleartext Storage of Sensitive Information

Assigner

CERT-PL ENISA root Scorecard

References

1 reference

URL	Tags
https://cert.pl/en/posts/2025/05/CVE-2025-4053/	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
Be-Tech	Mifare Classic cards	Affected: 0 , ≤ * (custom)

Credits

Sławomir Jasek, smartlockpicking.com

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-4053",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-05-27T14:23:45.443332Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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        "providerMetadata": {
          "dateUpdated": "2025-05-27T14:23:50.767Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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    ],
    "cna": {
      "affected": [
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          "defaultStatus": "unaffected",
          "product": "Mifare Classic cards",
          "vendor": "Be-Tech",
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              "status": "affected",
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              "versionType": "custom"
            }
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        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "S\u0142awomir Jasek, smartlockpicking.com"
        }
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      "descriptions": [
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          "lang": "en",
          "supportingMedia": [
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              "base64": false,
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      "impacts": [
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            "attackRequirements": "NONE",
            "attackVector": "PHYSICAL",
            "baseScore": 6.8,
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            "privilegesRequired": "LOW",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
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            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
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            "vulnerabilityResponseEffort": "NOT_DEFINED"
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      "providerMetadata": {
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      "references": [
        {
          "tags": [
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          ],
          "url": "https://cert.pl/en/posts/2025/05/CVE-2025-4053/"
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      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Unauthorized creation of master key in Mifare Classic Be-Tech cards",
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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GHSA-CG49-X3J6-7J3G

CVE-2025-4053 (GCVE-0-2025-4053)

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