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CVE-2009-0265

Estado: ModificadaAlta (7.5)—

Internet Systems Consortium (ISC) BIND 9.6.0 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077 and CVE-2009-0025.

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 (1)

ISC — Bind

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2009-0265",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
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        "source": "nvd@nist.gov",
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          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
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        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
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    "cvssMetricV31": [
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          "vectorString": "CVSS:3.1/AV:N/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"
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  "affected": [
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      "affectedData": [
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  "published": "2009-01-26T15:30:04.890",
  "references": [
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
        {
          "lang": "en",
          "value": "CWE-252"
        },
        {
          "lang": "en",
          "value": "CWE-295"
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  "descriptions": [
    {
      "lang": "en",
      "value": "Internet Systems Consortium (ISC) BIND 9.6.0 and earlier does not properly check the return value from the OpenSSL EVP_VerifyFinal function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077 and CVE-2009-0025."
    },
    {
      "lang": "es",
      "value": "Internet Systems Consortium (ISC) BIND en versiones 9.6.0 y anteriores no comprueba adecuadamente el valor de retorno de la función EVP_VerifyFinal de OpenSSL, lo cual permite a atacantes remotos eludir la validación del certificado a través de una firma SSL/TLS malformada, se trata de una vulnerabilidad similar a CVE-2008-5077 y CVE-2009-0025."
    }
  ],
  "lastModified": "2026-06-16T23:04:37.180",
  "configurations": [
    {
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        {
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            }
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    {
      "comment": "Not vulnerable. This issue did not affect the versions of BIND as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.",
      "lastModified": "2009-01-26T00:00:00",
      "organization": "Red Hat"
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}