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CVE-2008-2316

Estado: ModificadaAlta (7.5)—

Integer overflow in _hashopenssl.c in the hashlib module in Python 2.5.2 and earlier might allow context-dependent attackers to defeat cryptographic digests, related to "partial hashlib hashing of data exceeding 4GB."

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)

Python — Python

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2008-2316",
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        "cvssData": {
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          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": true,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  },
  "affected": [
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      "affectedData": [
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          "versions": [
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              "version": "n/a"
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  "published": "2008-08-01T14:41:00.000",
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-189"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Integer overflow in _hashopenssl.c in the hashlib module in Python 2.5.2 and earlier might allow context-dependent attackers to defeat cryptographic digests, related to \"partial hashlib hashing of data exceeding 4GB.\""
    },
    {
      "lang": "es",
      "value": "Desbordamiento de entero en _hashopenssl.c en el módulo hashlib en Python 2.5.2 y anteriores. Podría permitir a atacantes dependientes del contexto vencer resúmenes criptográficos, relativos a \"comprobación parcial hashlib de datos que exceden de 4GB.\""
    }
  ],
  "lastModified": "2026-06-16T22:53:32.050",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:python:python:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "9E0806D1-04EA-492A-8587-1886F47ECC80",
              "versionEndIncluding": "2.5.2"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "vendorComments": [
    {
      "comment": "Not vulnerable. This issue did not affect the versions of python as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.  Affected module was only introduced upstream in python 2.5.",
      "lastModified": "2008-08-04T00:00:00",
      "organization": "Red Hat"
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}