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CVE-2016-3132

Status: ModifiedCritical (9.8)—

Double free vulnerability in the SplDoublyLinkedList::offsetSet function in ext/spl/spl_dllist.c in PHP 7.x before 7.0.6 allows remote attackers to execute arbitrary code via a crafted index.

CVSS

Exploitation probability (EPSS)

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

Raw JSON (NVD)

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{
  "id": "CVE-2016-3132",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "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
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2016-08-07T10:59:04.663",
  "references": [
    {
      "url": "http://github.com/php/php-src/commit/28a6ed9f9a36b9c517e4a8a429baf4dd382fc5d5?w=1",
      "tags": [
        "Patch"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/92356",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://bugs.php.net/bug.php?id=71735",
      "tags": [
        "Exploit"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://php.net/ChangeLog-7.php",
      "tags": [
        "Patch",
        "Release Notes"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://security-tracker.debian.org/tracker/CVE-2016-3132",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://github.com/php/php-src/commit/28a6ed9f9a36b9c517e4a8a429baf4dd382fc5d5?w=1",
      "tags": [
        "Patch"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "url": "http://www.securityfocus.com/bid/92356",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://php.net/ChangeLog-7.php",
      "tags": [
        "Patch",
        "Release Notes"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://security-tracker.debian.org/tracker/CVE-2016-3132",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-415"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Double free vulnerability in the SplDoublyLinkedList::offsetSet function in ext/spl/spl_dllist.c in PHP 7.x before 7.0.6 allows remote attackers to execute arbitrary code via a crafted index."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de liberación de doble liberación en la función SplDoublyLinkedList::offsetSet en ext/spl/spl_dllist.c en PHP 7.x en versiones anteriores a 7.0.6 permite a atacantes remotos ejecutar un código arbitrario a través de un índice manipulado."
    }
  ],
  "lastModified": "2026-06-17T00:45:08.873",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:php:php:7.0.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DB6890AF-8A0A-46EE-AAD5-CF9AAE14A321"
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "6B90B947-7B54-47F3-9637-2F4AC44079EE"
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "35848414-BD5D-4164-84DC-61ABBB1C4152"
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2B1F8402-8551-4F66-A9A7-81D472AB058E"
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7A773E8E-48CD-4D35-A0FD-629BD9334486"
            },
            {
              "criteria": "cpe:2.3:a:php:php:7.0.5:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "FC492340-79AF-4676-A161-079A97EC6F0C"
            }
          ],
          "operator": "OR"
        }
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  ],
  "sourceIdentifier": "cve@mitre.org"
}