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CVE-2021-26926

Estado: ModificadaAlta (7.1)—

A flaw was found in jasper before 2.0.25. An out of bounds read issue was found in jp2_decode function whic may lead to disclosure of information or program crash.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (2)

Fedoraproject — FedoraJasper Project — Jasper

CWE

Referencias

JSON original (NVD)

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  "id": "CVE-2021-26926",
  "cveTags": [],
  "metrics": {
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        "source": "nvd@nist.gov",
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          "baseScore": 5.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
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          "baseScore": 7.1,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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        "impactScore": 5.2,
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  "affected": [
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      "affectedData": [
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          "vendor": "n/a",
          "product": "jasper",
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  "published": "2021-02-23T18:15:14.053",
  "references": [
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      "tags": [
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      "source": "secalert@redhat.com"
    },
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "secalert@redhat.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-125"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in jasper before 2.0.25. An out of bounds read issue was found in jp2_decode function whic may lead to disclosure of information or program crash."
    },
    {
      "lang": "es",
      "value": "Se encontró un fallo en jaspe versiones anteriores a 2.0.25. Se encontró un problema de lectura fuera de límites en la función jp2_decode que puede conllevar a una divulgación de información o un bloqueo del programa"
    }
  ],
  "lastModified": "2026-06-17T03:44:01.270",
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