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CVE-2007-3790

Status: ModifiedMedium (5.8)—Exploit
Severity5.8Medium · CVSS 2.0
Exploitation probability3.02 %higher than 87% of CVEs
Active exploitationNonot in the CISA catalog
Public exploitAvailablePublished on Exploit-DB

The com_print_typeinfo function in the bz2 extension in PHP 5.2.3 allows context-dependent attackers to cause a denial of service via a long argument.

CVSS

Base score
5.8
Version
2.0
Vector
AV:N/AC:M/Au:N/C:N/I:P/A:P

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days
3.02 %
Percentile among all scored CVEs
87
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).

Public exploits

Exploit code or detection templates are publicly available. This is not the same as confirmed active exploitation (KEV), but it raises the risk: patch with priority.

Affected technologies (1)

PHP — PHP

CWEs

References

Show 4 references

Raw JSON (NVD)

Show
{
  "id": "CVE-2007-3790",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 4.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2007-07-15T23:30:00.000",
  "references": [
    {
      "url": "http://osvdb.org/36854",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.exploit-db.com/exploits/4175",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://osvdb.org/36854",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.exploit-db.com/exploits/4175",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The com_print_typeinfo function in the bz2 extension in PHP 5.2.3 allows context-dependent attackers to cause a denial of service via a long argument."
    },
    {
      "lang": "es",
      "value": "La función com_print_typeinfo en la extensión bz2 en PHP 5.2.3 permite a atacantes locales o remotos dependientes del contexto provocar una denegación de servicio mediante un argumento largo."
    }
  ],
  "lastModified": "2026-06-16T22:42:44.277",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:php:php:5.2.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "86767200-6C9C-4C3E-B111-0E5BE61E197B"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "vendorComments": [
    {
      "comment": "Not vulnerable.  This flaw is specific to PHP on Windows.",
      "lastModified": "2007-07-20T00:00:00",
      "organization": "Red Hat"
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}