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CVE-2010-2097

Status: ModifiedMedium (5)—
Severity5Medium · CVSS 2.0
Exploitation probability1.91 %higher than 80% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitNot knownno public code found

The (1) iconv_mime_decode, (2) iconv_substr, and (3) iconv_mime_encode functions in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) by causing a userspace interruption of an internal function, related to the call time pass by reference feature.

CVSS

Base score
5
Version
2.0
Vector
AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
1.91 %
Percentile among all scored CVEs
80
Score date
10/23/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

PHP — PHP

CWEs

References

Show 12 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2010-2097",
  "cveTags": [],
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        "source": "nvd@nist.gov",
        "cvssData": {
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          "baseScore": 5,
          "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"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
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      "affectedData": [
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          "vendor": "n/a",
          "product": "n/a",
          "versions": [
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              "status": "affected",
              "version": "n/a"
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  ],
  "published": "2010-05-27T22:30:01.780",
  "references": [
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    {
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      "tags": [
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        "Vendor Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-200"
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  ],
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      "lang": "en",
      "value": "The (1) iconv_mime_decode, (2) iconv_substr, and (3) iconv_mime_encode functions in PHP 5.2 through 5.2.13 and 5.3 through 5.3.2 allow context-dependent attackers to obtain sensitive information (memory contents) by causing a userspace interruption of an internal function, related to the call time pass by reference feature."
    },
    {
      "lang": "es",
      "value": "Las funciones (1) iconv_mime_decode, (2) iconv_substr, and (3) iconv_mime_encode en PHP v5.2 a la v5.2.13 y v5.3 a la v5.3.2, permiten a atacantes dependientes del contexto obtener información sensible (contenido de la memoria) provocando una interrupción del espacio de usuario de una función interna. Relacionado con la llamada por referencia de la funcionalidad \"time pass\"."
    }
  ],
  "lastModified": "2026-06-16T23:19:58.580",
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