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CVE-2023-21480 (GCVE-0-2023-21480)

Vulnerability from cvelistv5 – Published: 2025-09-03 05:17 – Updated: 2025-09-03 14:05
VLAI
Summary
Improper input validation vulnerability in CertByte prior to SMR Apr-2023 Release 1 allows local attackers to launch privileged activities.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-09-03 14:04 UTC
Assigner
Impacted products
Vendor Product Version CPE status
Samsung Mobile Samsung Mobile Devices Unaffected: SMR Apr-2023 Release in Select Android 11, 12, 13 devices
guessed Create a notification for this product.
Show details on NVD website

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        "lastModified": "2026-06-17T05:32:42.027",
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                "integrityImpact": "LOW",
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              "cvssData": {
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              },
              "exploitabilityScore": 1.8,
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              "source": "nvd@nist.gov",
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          ],
          "ssvcV203": [
            {
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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                ],
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        "published": "2025-09-03T06:15:43.277",
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            "tags": [
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          }
        ],
        "sourceIdentifier": "mobile.security@samsung.com",
        "vulnStatus": "Analyzed",
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      "version": "3"
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    "vulnrichment": {
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                    "id": "CVE-2023-21480",
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              "shortName": "CISA-ADP"
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                {
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          "descriptions": [
            {
              "lang": "en",
              "value": "Improper input validation vulnerability in CertByte prior to SMR Apr-2023 Release 1 allows local attackers to launch privileged activities."
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          "providerMetadata": {
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      "cveMetadata": {
        "assignerOrgId": "3af57064-a867-422c-b2ad-40307b65c458",
        "assignerShortName": "SamsungMobile",
        "cveId": "CVE-2023-21480",
        "datePublished": "2025-09-03T05:17:12.550Z",
        "dateReserved": "2022-11-14T08:58:53.182Z",
        "dateUpdated": "2025-09-03T14:05:04.793Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.

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Detection rules are retrieved from Rulezet.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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